Using Microwave Energy Patents (Class 422/21)
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Patent number: 11964079Abstract: A system includes one or more radio frequency (RF) emitters configured to transmit RF energy into a specified area in order to inactivate one or more specified microorganisms in the specified area. The system also includes a control system configured to control the one or more RF emitters in order to adjust the RF energy transmitted by the one or more RF emitters. The control system is configured to obtain information identifying different types of microorganisms that are or might be present in the specified area over time and to adjust the RF energy transmitted by the one or more RF emitters in order to target the different types of microorganisms for inactivation over time.Type: GrantFiled: March 22, 2021Date of Patent: April 23, 2024Assignee: Raytheon CompanyInventors: Navid Keshavarz-Nia, David G. Manzi, Ross E. Myrehn, Sr.
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Patent number: 11342546Abstract: A method utilizing microwave energy to incorporate sulfur onto carbon, prepare cathode material for lithium sulfur battery applications, and the compositions resulting therefrom is disclosed.Type: GrantFiled: March 5, 2020Date of Patent: May 24, 2022Assignee: NOHMS Technologies, Inc.Inventors: Surya Moganty, Rutvik Vaidya, Xiaojing Zhu, Gabriel Torres
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Patent number: 11045565Abstract: Disclosed herein are methods for pasteurizing architectural coating compositions using heat, radiation or other energy sources without additionally polymerizing the compositions and storing same.Type: GrantFiled: April 1, 2020Date of Patent: June 29, 2021Assignee: Columbia Insurance CompanyInventors: Robert Sheerin, David L. Siegfried, Wilbur Mardis, John Ritzke, Navin Tilara
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Patent number: 10954151Abstract: A drinking water treatment system is disclosed. The system includes an ultraviolet (UV) light source and an adsorption medium positioned downstream of the UV light source. The UV light activates residual chlorine in water. The adsorption medium is configured to adsorb any remaining free chlorine from the water. Drinking water treatment systems are disclosed for point-of-use (POU) applications, such as tap-mounted countertop, under-counter, and/or commercial bottling applications, and for point-of-entry (POE).Type: GrantFiled: April 14, 2017Date of Patent: March 23, 2021Inventor: Hugh Stephen McDonald
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Patent number: 10875803Abstract: A self-contained water system that provides single point hyper-oxygenated water delivery to a soaking vessel, part of a conventional soaking spa, is presented. The self-contained water system purifies incoming water and restructures the purified water to deliver purified, alkaline, ionized, mineral-rich, and oxygen-rich water. Dissolved oxygen concentration of the water in the soaking vessel can be controlled and maintained at a desired high concentration value, in a range of 10 mg per liter to 50 mg per liter, for water that is at a temperature ranging from 4° C. to 50° C.Type: GrantFiled: October 6, 2017Date of Patent: December 29, 2020Assignee: PERFECT WATER WORLDWIDE, LLCInventor: Kenneth J. Guoin
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Patent number: 10857719Abstract: Provided is a novel container sterilization method in which no liquid agent is used. A container sterilization method is a method of performing sterilization by supplying a sterilization component to a container that is continuously conveyed along a predetermined conveyance path, the container sterilization method including supplying a humid ozone gas to a sterilization area, the humid ozone gas being an ozone gas that has humidity, the sterilization area being partitioned by a sterilization chamber that contains the conveyance path. It is preferable that the humid ozone gas to be supplied to the sterilization area have a higher temperature than the container to be conveyed to the sterilization area and the sterilization chamber have a higher temperature than the container to be conveyed to the sterilization area.Type: GrantFiled: August 10, 2015Date of Patent: December 8, 2020Assignee: MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD.Inventors: Atsushi Ueda, Kohichi Aoki, Daisuke Tanaka, Yasue Takeuchi, Kohichi Tamura, Takashi Minamihonoki
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Patent number: 10856372Abstract: The present invention relates to a medical preparation container which includes a microwave power sensor assembly. The microwave powered sensor assembly includes a sensor configured to measure a physical property or chemical property of a medical preparation during its heating in a microwave oven. The microwave powered sensor assembly is configured for harvesting energy from a microwave radiation emitted by the microwave oven and energize the sensor by the harvested microwave energy.Type: GrantFiled: April 8, 2016Date of Patent: December 1, 2020Assignee: DANMARKS TEKNISKE UNIVERSITETInventors: Henrik Schneider, Kristian Lindberg-Poulsen
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Patent number: 10722289Abstract: A thermal accelerant is delivered to a tissue site and localized to modulate the shape, extent or other characteristic of RF or microwave-induced hyperthermic tissue ablation. The accelerant may be provided via an image-guided hand piece or via a lumen added to a microwave antenna, and promotes faster heating, more complete ablation and/or a more extensive treatment region to reduce recurrence of treated cancers, overcoming natural limitations, variations in tissue response and drop-off or thermal loss away from the antenna. The accelerant is delivered as a low-viscosity but heat sensitive fluid, and is fixed in place to provide regions of preferential absorption or heating. Shorter exposure times to heat the far field may allow survival of vulnerable tissue such as vessels, and multiple antennae may be used for effective treatment of irregular or large tumors.Type: GrantFiled: December 23, 2016Date of Patent: July 28, 2020Inventors: William Keun Chan Park, Damian E. Dupuy, Edward G. Walsh
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Patent number: 10692700Abstract: A system for laser-induced plasma micromachining of a work-piece includes a dielectric fluid, a dielectric fluid supply device, a laser, a processor, and a memory. The dielectric fluid supply device is arranged to hold a work-piece in the dielectric fluid or to direct the dielectric fluid onto the work-piece. The laser is arranged to emit a pulsed laser-beam. The processor is in electronic communication with the laser. The memory is in electronic communication with the processor. The memory includes programming code for execution by the processor. The programming code is programmed to direct the laser to deliver the pulsed laser-beam into the dielectric fluid to create a plasma generated at a focal point of the pulsed laser-beam in the dielectric fluid to micromachine, using the plasma, the work-piece disposed adjacent to the focal point.Type: GrantFiled: August 23, 2016Date of Patent: June 23, 2020Assignee: Northwestern UniversityInventors: Kumar Pallav, Rajiv Malhotra, Ishan Saxena, Kornel Ehmann, Jian Cao
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Patent number: 10024850Abstract: The present invention relates to surface plasmon-coupled bioluminescence, wherein bioluminescent emission from a bioluminescent chemical reaction couples to surface plasmons in metallized particles thereby enhancing the signal. Importantly, these plasmonic emissions emitted from metallic particles generated without an external excitation source but instead from induced electronically excited states caused by the bioluminescent chemical reaction.Type: GrantFiled: February 17, 2010Date of Patent: July 17, 2018Assignee: UNIVERSITY OF MARYLAND, BALTIMORE COUNTYInventor: Chris D. Geddes
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Patent number: 9642385Abstract: Various embodiments of processing systems and components for sterilization or pasteurization and associated methods of operation are described herein. For example, a method of sterilization or pasteurization includes immersing an item in an immersion fluid, and the immersed item is subject to a hydrostatic pressure of the immersion fluid. The method also includes applying microwave energy to the item while the item is immersed in the immersion fluid and subject to the hydrostatic pressure of the immersion fluid. The hydrostatic pressure of the immersion fluid prevents the water content of the item from causing steam explosion in the item while the microwave energy is applied. The method further includes heating the item immersed in the immersion fluid to a target temperature with the applied microwave energy, the target temperature being sufficient to achieve sterilization or pasteurization of the item.Type: GrantFiled: August 11, 2016Date of Patent: May 9, 2017Assignee: Washington State UniversityInventors: Juming Tang, Fang Liu
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Patent number: 9585408Abstract: The present disclosure provides systems and methods associated with non-thermal electroporation. One or more electromagnetic radiation sources may be used to generate an interference pattern having at least one antinode. The electric field associated with the antinode may be configured to cause irreversible electroporation. Thus, the antinode may be suitable for at least partial sterilization by rendering cells as non-viable through electroporation. An antinode may be formed by constructive interference of two or more lobes of two or more radiation sources. An antinode may be spatially varied with respect to an object, volume, and/or surface. A controller may spatially vary an antinode according to an electroporation pattern, such as a stochastic or rasterizing pattern, to achieve a desired sterilization level and/or maintain a temperature characteristic (e.g., absolute temperature, relative temperature, and/or rate of change) with a threshold range.Type: GrantFiled: October 28, 2013Date of Patent: March 7, 2017Assignee: ELWHA LLCInventors: Roderick A. Hyde, Lowell L. Wood, Jr.
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Patent number: 9357590Abstract: A microwave heating system configured to heat a plurality of articles is provided. The microwave heating system includes a thermalization zone for adjusting the temperature of the articles disposed therein to be substantially uniform and a microwave heating zone for heating the thermalized articles. At least one of the thermalization zone and microwave heating zone are liquid-filled and may include a plurality of fluid agitators for discharging jets of liquid medium toward the articles at multiple locations within the chamber.Type: GrantFiled: March 13, 2013Date of Patent: May 31, 2016Assignee: Microwave Materials Technologies, Inc.Inventor: Harold Dail Kimrey, Jr.
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Patent number: 9351347Abstract: Radiofrequency energy is applied to a container having an outer housing and an inner housing disposed at least partially within the outer housing. At least a portion of the inner housing is transparent to RF radiation. At least one antenna is configured to apply RF energy to an energy application zone within the inner housing. A processor is configured to control the application of RF energy to the energy application zone by selecting a set of modulation space elements (MSEs), and cause RF energy application at the modulation space elements of the selected set.Type: GrantFiled: October 11, 2011Date of Patent: May 24, 2016Assignee: GOJI LIMITEDInventors: Eyal Torres, Daniel Selinger, Daniella Atzmony, Pinchas Einziger, Amit Rappel, Eliezer Gelbart, Igal Yaari, Avner Libman
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Patent number: 9034194Abstract: An apparatus for treating a flow of fluid with microwave radiation, the apparatus comprising: a vessel having a sidewall and opposed first and second end walls defining a substantially cylindrical chamber, the first end wall being disposed a predetermined distance d1 from the second end wall; a pipeline for flowing fluid through, the pipeline passing through the first end wall towards the second end wall of the vessel, the chamber and the pipeline being substantially co-axial and the pipeline being substantially transparent to microwave radiation; and a microwave radiation inlet in the side wall of the vessel for admitting microwave radiation of wavelength ? into the chamber, wherein the distance d1 is substantially equal to an integral multiple of ?/2 so that the chamber is a microwave resonator.Type: GrantFiled: October 23, 2009Date of Patent: May 19, 2015Assignee: ADVANCED MICROWAVE TECHNOLOGIES LTDInventors: Yuriy Vladimirovich Zadyraka, Sergey Ivanovich Gritsinin, Mamikon Aramovich Misakyan, Igor Antonovich Kossyl, Eduard Mikailovich Barkhudarou
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Patent number: 8986549Abstract: The present invention relates to an apparatus for the treatment of liquids, comprising a filter module with a filter, an inlet for liquid, a first outlet for liquid and a second outlet for filtered liquid, wherein the inlet and the first outlet are positioned on a first side of the filter, and the second outlet is positioned on the second side of the filter, a first UV-treatment module with a first UV-light source, wherein the first UV-treatment module is connected with the first outlet of the filter module and adapted to receive liquid from the filter module, and to expose said liquid to UV-light from the first UV-light source, and a second UV-treatment module with a second UV-light source, wherein the second UV-treatment module is connected with the second outlet of the filter module adapted to receive filtered liquid from the filter module, and to expose said liquid to UV-light from the second UV-light source.Type: GrantFiled: November 24, 2010Date of Patent: March 24, 2015Assignee: GEA Westfalia Separator Group GmbHInventor: Wilfried Riggers
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Patent number: 8968576Abstract: A method of treating contaminated air, gas and surfaces is accomplished through the nebulization of gas and/or liquid oxidants through a field of electromagnetic radiation or sonic waves. The contaminated gas and/or liquid streams are blended with gaseous and/or liquid oxidants by the nebulizer and directly injected in the energy field. Free radicals produced from oxidants in the presence of the energy field instantaneously oxidize a large effective surface area of the contaminated media. Surfaces are treated more efficiently with the energy field situated directly above and parallel to but not on the surface; a high-frequency energy field may be used to create a large concentration of free radicals without damaging the surface in a collimated beam of the field situated parallel to the surface. A catalyst may be employed at the tip (i.e. discharge orifices of gas and/or liquid) of the nebulizer or blended into the nebulized cloud to increase the formation of free radicals.Type: GrantFiled: November 30, 2005Date of Patent: March 3, 2015Assignee: The Administrators of the Tulane Educational FundInventors: Jennifer E. Holland, Robert S. Reimers
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Patent number: 8956538Abstract: Disclosed herein are systems and methods for desalination of salt water based on an engineered acoustic field that causes constructive and destructive interference at pre-computed spatial positions. The engineered acoustic field can cause high-pressure and low-pressure regions where desalination membranes are located. The induced pressure from the acoustic field can force pure water through the membranes leaving ionic and dissolved molecular species behind.Type: GrantFiled: June 16, 2011Date of Patent: February 17, 2015Assignee: FloDesign Sonics, Inc.Inventors: Edward A. Rietman, Bart Lipkens
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Publication number: 20150044091Abstract: A method for sterilizing a cyanoacrylate composition comprises exposing it to microwaves. The method can further comprise post-heating the composition after microwave exposure, and/or cooling the composition after post-heating it. In addition, a system for sterilizing a cyanoacrylate composition comprises a sterilizing chamber, a microwave generator. The system can further comprise an infrared thermometer, a post-heating chamber, a heater thermometer, a cooling mechanism, and/or a belt. In some embodiments, the belt is configured to move sample vials containing cyanoacrylate to and from the sterilizing chamber, and to and from the post-heating chamber.Type: ApplicationFiled: August 6, 2014Publication date: February 12, 2015Inventor: CARLOS R. MORALES
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Patent number: 8895939Abstract: UV hard-surface disinfection system that is able to disinfect the hard surfaces in a room, while minimizing missed areas due to shadows by providing multiple UV light towers that can be placed in several areas of a room such that shadowed areas are eliminated and that can be transported by a cart that is low to the ground such that the towers may be loaded and unloaded easily by a single operator. The system is able to be controlled remotely, such that during activation of the system, no operator is present, and to automatically cut power to all towers in the event that a person enters the room.Type: GrantFiled: October 1, 2013Date of Patent: November 25, 2014Assignee: Surfacide, LLCInventors: Waldemar John Lyslo, Mark Howard Schwartz, Stephen Boyd Pettis
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Patent number: 8877067Abstract: The invention relates to a water treatment using an UV AOP. The invention combines an UV AOP (11) applied to a water containing a free chlorine species (8) with a chemical post treatment (14), a quenching. The quenching (14) is applied to said water (9) after the UV AOP (11) able to reduce a remaining content of said free chlorine species in said water (9).Type: GrantFiled: May 25, 2012Date of Patent: November 4, 2014Assignee: Evoqua Water Technologies LLCInventor: Cosima Sichel
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Patent number: 8758679Abstract: Methods and systems for surveying and sterilizing one or more areas or one or more portions of one or more areas are described.Type: GrantFiled: May 20, 2010Date of Patent: June 24, 2014Assignee: The Invention Science Fund I, LLCInventors: Roderick A. Hyde, Edward K. Y. Jung, Royce A. Levien, Robert W. Lord, Mark A. Malamud, John D. Rinaldo, Jr., Clarence T. Tegreene, Lowell L. Wood, Jr.
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Publication number: 20140166478Abstract: Apparatus for sewage treatment, comprising: at least one tank (13), at least one inlet branch (14) to the tank (13), at least one outlet branch (15) from the tank (13), at least one microwave generator (9a) able to subject the sewage present internally of the tank (13) to at least one temperature raising treatment, at least a cooling circuit (19) of the microwave generator (9a), at least one blowing device (9b) connected to the tank (13). Blowing device (9b) is connected to an outlet (26) of the cooling circuit (19) and sending the heated gases arriving therefrom into the tank (13).Type: ApplicationFiled: December 12, 2013Publication date: June 19, 2014Inventors: De Asmundis Fulvio Antonio, Masoero Paolo
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Patent number: 8747735Abstract: The invention is directed to the application of EMR to one or more elements for the purpose of generating a scent response in humans. Electronic scents may be transmitted on a stand-alone basis, unaccompanied by other sensory stimulus, or as part of a multisensory experience. Examples of multisensory experiences include theatrical motion pictures, television programming, sound recordings, or e-books accompanied by one or more scents. These scents may be coordinated with content elements, such as the scent of horses accompanying the motion picture “High Noon,” the scents of beer and leather accompanying a sound recording of “When You're a Jet” from “West Side Story,” or the musty scent of a cellar in an e-book version of Poe's “The Cask of Amontillado.Type: GrantFiled: April 27, 2012Date of Patent: June 10, 2014Inventor: Gregg S. Homer
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Patent number: 8696997Abstract: Sterilisation apparatus arranged controllably to generate and emit hydroxyl radicals. The apparatus includes an applicator which receives RF or microwave energy, gas and water mist in a hydroxyl radical generating region. The impedance at the hydroxyl radical generating region is controlled to be high to promote creation of an ionisation discharge which in turn generates hydroxyl radicals when water mist is present. The applicator may be a coaxial assembly or waveguide. A dynamic tuning mechanism e.g. integrated in the applicator may control the impedance at the hydroxyl radical generating region. The mist and/or gas and/or energy delivery means may be integrated with each other.Type: GrantFiled: November 6, 2008Date of Patent: April 15, 2014Assignee: Creo Medical LimitedInventor: Christopher Paul Hancock
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Patent number: 8691053Abstract: The invention relates to waste processing and to producing hydrocarbons from domestic and industrial organic waste by pyrolysis. The inventive waste processing method involves carrying out the first and second pyrolysis stages, fractionating pyrolysis products and processing each fraction for producing useful products. The second pyrolysis stage is carried out simultaneously with the electromagnetic action produced on the pyrolysis products. The device for carrying out said method comprises a two-sectional pyrolysis reactor. An electromagnetic source is arranged on the second section of the reactor. The output of the second section is connected to a system for dividing the vaporous pyrolysis products. The technical result consists in increasing the waste processing effectiveness and producing solid, liquid and vaporous fuel components.Type: GrantFiled: August 23, 2010Date of Patent: April 8, 2014Assignee: Zakrytoe Aktsionernoye Obschestvo Finansovo-Promyshlennaya Gruppa “Tezaurum”Inventor: Sergei G. Gaga
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Patent number: 8685237Abstract: An improved draft tube spout fluid bed (DTSFB) mixing, handling, conveying, and treating apparatus and systems, and methods for operating are provided. The apparatus and systems can accept particulate material and pneumatically or hydraulically conveying the material to mix and/or treat the material. In addition to conveying apparatus, a collection and separation apparatus adapted to receive the conveyed particulate material is also provided. The collection apparatus may include an impaction plate against which the conveyed material is directed to improve mixing and/or treatment. The improved apparatus are characterized by means of controlling the operation of the pneumatic or hydraulic transfer to enhance the mixing and/or reacting by controlling the flow of fluids, for example, air, into and out of the apparatus. The disclosed apparatus may be used to mix particulate material, for example, mortar; react fluids with particulate material; coat particulate material, or simply convey particulate material.Type: GrantFiled: November 6, 2009Date of Patent: April 1, 2014Assignee: Rensselaer Polytechnic InstituteInventors: Howard Littman, Joel L. Plawsky, John D. Paccione
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Publication number: 20140087036Abstract: A fluid processing assembly comprises a lumen for receiving at least one inlet stream and dispensing a primary product stream, and an energizing device for supplying energy to an energizable portion of the lumen. A primary product collection assembly is in fluid communication with the lumen for receiving the primary product stream. The energizable portion is positioned exterior to the primary product collection assembly. A pressurized gas source is downstream of the lumen. The pressurized gas source supplies pressurized gas to the primary product collection assembly for pressurizing at least a portion of the primary product collection assembly and the lumen.Type: ApplicationFiled: September 20, 2013Publication date: March 27, 2014Applicant: TOTAL SYNTHESIS LTD.Inventors: Michael ORGAN, Debasis MALLIK
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Patent number: 8679338Abstract: A system is provided that includes one or more acoustic microfilters through which is flowed a mixture of a fluid and a particulate to selectively filter particles from the fluid. Also included are one or more phononic crystal units coupled to the acoustic microfilter(s) to further selectively filter particles from the fluid. Related apparatus, systems, techniques and articles are also described.Type: GrantFiled: August 23, 2011Date of Patent: March 25, 2014Assignee: Flodesign Sonics, Inc.Inventors: Edward A. Rietman, Bart Lipkens, Jason Dionne
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Patent number: 8679402Abstract: The present invention provides for increasing fluorescence detection in surface assay systems while increasing kinetics of a bioreaction therein by providing low-power microwaves to irradiate metallic materials within the system in an amount sufficient to increase heat thereby affecting the kinetics of a bioreaction therein.Type: GrantFiled: November 27, 2012Date of Patent: March 25, 2014Assignee: University of Maryland, Baltimore CountyInventor: Chris D. Geddes
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Patent number: 8679401Abstract: A method and apparatus comprising microwave radiation pulses to reduce a microorganism population in an object.Type: GrantFiled: July 15, 2010Date of Patent: March 25, 2014Assignee: Microzap, Inc.Inventors: Willis Don Stull, Jr., Andreas Alfred Neuber, Michel Todd Brashears, Mindy Malynn Brashears, Christine Alvarado, J Chance Brooks, David E. Sharbutt
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Patent number: 8663554Abstract: A method of fabricating a biosensor chip includes: forming at least one metallic layer on a transparent substrate to form a composite member; disposing the composite member in a vacuumed chamber, and introducing a gas into the vacuumed chamber; applying microwave energy to the gas to produce a microwave plasma of the gas within the vacuumed chamber, and causing the microwave plasma to interact with the metallic layer so that the metallic layer is melted and formed into a plurality of metallic nanoparticles that are spaced apart from each other and that expose partially the surface of the transparent substrate; and disposing a receptor at the surface of the transparent substrate that is exposed among the metallic nanoparticles. A biosensor chip is also disclosed.Type: GrantFiled: August 18, 2010Date of Patent: March 4, 2014Inventors: Kuan-Jiuh Lin, Chuen-Yuan Hsu
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Patent number: 8609044Abstract: A micro vial assembly for performing microwave-assisted chemical reactions on small reaction mixture volumes is disclosed, wherein a reaction vessel (10) is sealed through a diaphragm (30) that is capped over an open end of the reaction vessel. The reaction vessel mouths in an end plane of a sleeve (20) surrounding the reaction vessel, the diaphragm being clamped for sealing the open end of the vessel by means of a cap (40) which is secured to the sleeve. The sleeve provides a radial extension of the reaction vessel in order to bridge the radial distance between a wall of the reaction vessel and other components in a system for performing microwave-assisted chemical reactions.Type: GrantFiled: December 18, 2003Date of Patent: December 17, 2013Assignee: Biotage ABInventors: Johan Ulin, Per-Gunnar Eriksson, Fredrik Ekdahl
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Patent number: 8569715Abstract: A cognitive stimulating sterilizing device for providing visual, tactile and, or audible stimulation for infants that also selectively sterilizes select items and the surrounding ambient. This including a housing adapted for removable connection to cribs, changing tables and similar furniture, an ultraviolet light source in the housing for sanitizing items in the housing when closed and the ambient when opened, audio source and compartments for holding and storing select items. The housing may include reflective and/or transparent surfaces for directing and/or passing ultraviolet light. A sensor, such as an infrared sensor, detects the presence of a human in the surrounding area in a motion-independent manner, such as by detecting fluctuations in infrared energy emitted by the human. A microcontroller receives data from the sensor and directs the activation and/or deactivation of the ultraviolet light source according to whether a human is detected.Type: GrantFiled: November 16, 2012Date of Patent: October 29, 2013Assignee: Jansyl Industries, LLCInventor: Sylvia Tantillo
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Patent number: 8530808Abstract: Apparatus are provided which include a specimen vessel holding at least one biological sample. A histological agent is in the specimen vessel so as to come into contact with the tissue sample. A microwave susceptor is provided in, near, or integral to the specimen vessel.Type: GrantFiled: September 8, 2006Date of Patent: September 10, 2013Assignee: Energy Beam Sciences, Inc.Inventor: Phillip Michael McArdle
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Patent number: 8518324Abstract: Methods, devices, and remediation compositions for the microwave remediation of medical wastes are provided. The remediation compositions include a microwave active fluid including a microwave active liquid, a microwave enhancer, and a viscosity modifying agent. Methods include immersing medical waste in the remediation composition and then irradiating the medical waste and the remediation composition to remediate the medical waste. The devices include a container for the medical waste and the remediation composition, a microwave radiation source and a temperature monitoring device.Type: GrantFiled: October 12, 2012Date of Patent: August 27, 2013Assignee: Ashwin-Ushas Corporation, Inc.Inventor: Prasanna Chandrasekhar
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Publication number: 20130216429Abstract: The invention relates to a facility for disinfecting bedding items, in particular mattresses or cushions, the facility (30) including: a device (38) for generating microwaves which is capable of being selectively activated in order to expose the bedding item to microwave radiation, the power of which is 40 kW to 100 kW, a member (66) for controlling the microwave-generating device (38), programmed to activate the microwave-generating device (38) for an exposure time suitable for maintaining the central layer of the bedding item at a temperature of more than 70° C. for a predetermined period of time that is longer than 45 seconds.Type: ApplicationFiled: July 28, 2011Publication date: August 22, 2013Applicant: ECOVAL ENVIRONNEMENTInventors: Rémy Lanza, Salim Touati
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Patent number: 8481970Abstract: A sanitizer for sanitizing a portable electronic device is provided, the sanitizer having a base including a cavity for receiving the electronic device, at least one ultraviolet radiation source for emitting ultraviolet radiation into the cavity, a cover cooperating with the base, the cover moving between an open position wherein the electronic device can be inserted into or removed from the cavity and a closed position wherein the cavity is enclosed so as to substantially maintain the ultraviolet radiation within the cavity, and a controller for enabling the ultraviolet radiation source to be activated only when the cover is closed.Type: GrantFiled: July 16, 2009Date of Patent: July 9, 2013Assignee: Spectronics CorporationInventors: Jonathan Cooper, Robert E. Cannuscio
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Patent number: 8444861Abstract: A method and apparatus for treating slurries of organic solids is disclosed. A slurry of organic solids is admixed with hydrogen peroxide, followed by exposure to microwave irradiation resulting in the heating of the mixture and enhanced hydrolysis of the organic solids. The treated slurry of organic solids can then be further treated in a variety of downstream processes, including solid separation, digestion and fermentation. The supernatant portion of the treated slurry of organic solids can be a source from which to recover compounds such as nutrients (for example nitrogen, phosphate, potassium, magnesium, calcium) or industrial organic compounds (such as acetic acid, propionic acid, butyric acid), or as a source of readily biodegradable organic compounds for supplementing a biological wastewater treatment process, digester or fermenter.Type: GrantFiled: August 11, 2006Date of Patent: May 21, 2013Inventors: Kwang Victor Lo, Ping Liao, Wayne Wong, Weigang Miles Yi, Weng I Chan, Frederic A. Koch, Donald S. Mavinic
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Patent number: 8420022Abstract: Provided herein are systems and methods for the treatment and purification of fluids (e.g., water) using a light-emitting diode (LED) light source. In one embodiment, for example, there is provided a fluid flow conduit having an LED light source and a photo-catalytic material disposed therein. The LED light source emits ultraviolet light with a peak wavelength between about 265 nm and about 400 nm. In operation, the photo-catalytic material absorbs the ultraviolet light from the LED light source, and releases free radicals into the fluid. The free radicals then degrade organic substances (e.g., bacteria) in the fluid.Type: GrantFiled: December 7, 2010Date of Patent: April 16, 2013Assignee: Biological Illumination, LLCInventors: Robert R. Soler, Fredric S. Maxik, David E. Bartine, Valerie Ann Bastien, James Lynn Schellack, Eliza Katar Grove
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Patent number: 8388850Abstract: A mobile water treatment system is disposed on a trailer of a truck. There is an intake filter, an intake hose, a pump or multiple pumps for water intake and sending water throughout the system, a filtering section that may include sand and/or bag filter or other types of filters, an ozone treatment section after the filters, a holding tank after the ozone section, a UV treatment section after the holding tank, and a chlorination tank. The water may then be sent to a water storage facility or other place as desired. The system includes a generator for power to run the system, and a controller for the system. The ozone section makes use of a misting nozzle in order to increase ozone contact time, and decrease ozone breakdown. The UV section makes use of a slightly downward tilted table with UV bulbs and reflectors above it, and preferably is mounted on a leveling system. A method of treating water uses the mobile system.Type: GrantFiled: April 3, 2009Date of Patent: March 5, 2013Assignee: Neos International, LLCInventor: Roger A. Delano
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Patent number: 8383036Abstract: The present invention concerns methods, compositions and apparatus for neutralizing bioagents, wherein bioagents comprise biowarfare agents, biohazardous agents, biological agents and/or infectious agents. The methods comprise exposing the bioagent to an organic semiconductor and exposing the bioagent and organic semiconductor to a source of energy. Although any source of energy is contemplated, in some embodiments the energy comprises visible light, ultraviolet, infrared, radiofrequency, microwave, laser radiation, pulsed corona discharge or electron beam radiation. Exemplary organic semiconductors include DAT and DALM. In certain embodiments, the organic semiconductor may be attached to one or more binding moieties, such as an antibody, antibody fragment, or nucleic acid ligand. Preferably, the binding moiety has a binding affinity for one or more bioagents to be neutralized. Other embodiments concern an apparatus comprising an organic semiconductor and an energy source.Type: GrantFiled: December 20, 2010Date of Patent: February 26, 2013Assignee: Conceptual Mindworks, Inc.Inventors: Mark A. Sloan, Jeevalatha Vivekananda, Eric A. Holwitt, Johnathan L. Kiel
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Patent number: 8357305Abstract: A pre-treatment method injecting sulfur dioxide into waters containing suspended solids to undergo ultra violet disinfection to form sulfurous acid (H2SO3) to self-agglomerate and precipitate solids from the wastewater for settling or filtration removal and provide acid to reduce bicarbonate and mineral scaling and microbial buildup on ultraviolet light tubes to improve their performance.Type: GrantFiled: March 30, 2010Date of Patent: January 22, 2013Assignee: Earth Renaissance Technologies, LLCInventors: Marcus G. Theodore, Terry R. Gong
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Patent number: 8349252Abstract: The present invention relates to a method for preserving biological material comprising the steps of: providing a vitrification solution comprised of the biological material and a vitrification agent where the solution has a temperature in the range from 0.1° C. to 17.9° C.; microwaving the vitrification solution for a first period of time; allowing the vitrification solution to rest for a second period of time; repeating steps b and c until the vitrification solution enters into a glassy state.Type: GrantFiled: December 29, 2010Date of Patent: January 8, 2013Assignee: University of North Carolina at CharlotteInventors: Gloria Elliott, Nilay Chakraborty
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Patent number: 8318086Abstract: Methods, devices, and remediation compositions for the microwave remediation of medical wastes are provided. The remediation compositions include a microwave active fluid including a microwave active liquid, a microwave enhancer, and a viscosity modifying agent. Methods include immersing medical waste in the remediation composition and then irradiating the medical waste and the remediation composition to remediate the medical waste. The devices include a container for the medical waste and the remediation composition, a microwave radiation source and a temperature monitoring device.Type: GrantFiled: June 12, 2009Date of Patent: November 27, 2012Assignee: Ashwin-Ushas Corporation, Inc.Inventor: Prasanna Chandrasekhar
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Patent number: 8318087Abstract: The present invention provides for increasing fluorescence detection in surface assay systems while increasing kinetics of a bioreaction therein by providing low-power microwaves to irradiate metallic materials within the system in an amount sufficient to increase heat thereby affecting the kinetics of a bioreaction therein.Type: GrantFiled: October 6, 2011Date of Patent: November 27, 2012Assignee: University of Maryland, Baltimore CountyInventor: Chris D. Geddes
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Patent number: 8292100Abstract: A highly portable solar UV disinfection and water storage container with a uniquely traceable security seal that passively indicates by means of a permanent photochromic color change the efficacy of the UV disinfection process performed upon the drinking water within the sealed container.Type: GrantFiled: May 16, 2011Date of Patent: October 23, 2012Assignee: Aquasolix CorporationInventors: Robert Lantis, Joesph Patrick Phelan, Anna Phelan
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Patent number: 8293185Abstract: A method and an apparatus are described for use in the irradiation of fluids. The apparatus has an elongate conduit (312) having a central axis (334) and two or more elongate ultraviolet radiation sources (114) extending along the interior of the conduit for irradiation of the fluid within the conduit. An array of static mixer elements (300) is located within the conduit, and the two or more elongate ultraviolet radiation sources (114) are arranged to extend through apertures in deflection surfaces of the static mixer elements making up the array (300). The apparatus and method allows for reliable and uniform ultraviolet irradiation of fluids of low UV transmissivity, such as turbid fluids, particularly for ultraviolet disinfection of such fluids. Wipers may be fitted to the static mixer elements to enable relative movement between the static mixer elements and the surfaces of the elongate ultraviolet radiation sources to clean the surfaces of the sources without need to dismantle the apparatus.Type: GrantFiled: November 10, 2009Date of Patent: October 23, 2012Assignee: Statiflo International LimitedInventor: John Michael Baron
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Publication number: 20120213663Abstract: The method of removing Escherichia coli (E. coli) bacteria from an aqueous solution includes the step of mixing multi-walled carbon nanotubes into an aqueous solution containing E. coli bacteria. The multi-walled carbon nanotubes have an antimicrobial effect against the E. coli bacteria. The multi-walled carbon nanotubes may be mixed into the aqueous solution at a concentration of approximately 0.002 g of multi-walled carbon nanotubes per 100 ml of the aqueous solution. In order to enhance antimicrobial activity, the multi-walled carbon nanotubes in the solution may be treated with microwave radiation, thus generating heat to further destroy the bacteria. In order to further enhance antimicrobial activity, the multi-walled carbon nanotubes may be functionalized with a carboxylic (COOH) group, functionalized with a phenol (C5H5OH) group, functionalized with a C18 group, such as 1-octadecanol (C18H38O), or may be impregnated with silver nanoparticles.Type: ApplicationFiled: February 23, 2011Publication date: August 23, 2012Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALSInventors: MUATAZ ALI ATIEH, AMJAD BAJES KHALIL, TAHAR LAOUI, SAMER MOHAMMED AL HAKAMI
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Patent number: 8236237Abstract: A device and method for inactivating infectious biological or chemical agents using microwave-activated diazoluminomelanin (DALM). The agents are typically vacuumed into a load cavity, which is at least partially filled with DALM. The load is irradiated with microwaves via a cylindrical waveguide disposed under the load cavity, thereby inactivating or destroying the agents. The system is preferably temperature controlled and operation is preferably automated.Type: GrantFiled: July 25, 2007Date of Patent: August 7, 2012Assignee: Fiore Industries, Inc.Inventors: John Todd Elson, David E. Lane