Patents Examined by Shanta G Doe
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Patent number: 8409850Abstract: A microorganism testing device includes a measurement chip having a specimen container; a reaction container for mixing a specimen and a dyeing reagent; a bacteria detection portion irradiated with excitation light; a detection liquid waste container a solution flow path which connects the specimen container, the reaction container and the bacteria detection portion, and ventilation ports which are connected to the specimen container, the reaction container and the detection liquid waste container, through a air flow path and is connected to a chip connecting tube. Bacteria are detected in the bacteria detection portion by switching of the states of the containers between a sealed state and a state open to the atmospheric pressure, by moving the specimen to the reaction container to mix and stir the specimen and the dyeing reagent, and by moving of the liquid mixture to the detection liquid waste container.Type: GrantFiled: December 26, 2007Date of Patent: April 2, 2013Assignee: Hitachi Engineering & Services Co., Ltd.Inventors: Kei Takenaka, Yasuhiko Sasaki, Ryo Miyake
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Patent number: 8367400Abstract: The present invention, in one aspect, provides a culture vessel which includes a body having at least a first edge at least partially perimetrically bounding the body, and at least a first seal extending from the first edge. The first seal is breachable and fluid-tight, and disposed obliquely to the first edge so as to subtend an acute angle therewith. The first seal separates the body into first and second chambers. Advantageously, with the subject invention, a culture vessel is provided which allows for volume expansion in situ.Type: GrantFiled: March 23, 2009Date of Patent: February 5, 2013Assignee: Corning IncorporatedInventor: Mark R. Timmins
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Patent number: 8329457Abstract: The present invention discloses a bioartificial liver system comprising a fixed-bed bioreactor packed with gel beads containing hepatocytes of an animal, a plasma reservoir, a plasma separator, and an efflux chamber, wherein the plasma reservoir is located at a position higher than the bioreactor, a ventilation filter in contact with atmosphere is provided at the top of the plasma reservoir, and the top of the plasma reservoir is directly connected to the efflux chamber via a connecting line. The inventive system satisfactorily performs the essential liver functions without the problems of gel bead damage or channeling.Type: GrantFiled: March 28, 2008Date of Patent: December 11, 2012Assignees: Lifecord Inc.Inventors: Jung Keug Park, Sung Koo Kim, Suk Koo Lee, Young-Jin Kim, Doo-Hoon Lee, Ji-Hyun Lee, Hee-Hoon Yoon, Jae-Nam Ryu, Choon-Hyuck Kwon, Jeong-Kwon Noh, Hey-Jung Park
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Patent number: 8323958Abstract: The invention provides a device for growing genetically enhanced aquatic photoautotrophic organisms in a stable culture, causing said organisms to produce ethanol, and then separating, collecting, and removing the ethanol in situ.Type: GrantFiled: May 8, 2009Date of Patent: December 4, 2012Assignee: Algenol Biofuels Switzerland GmbHInventors: R. Paul Woods, Edward Legere, Benjamin Moll, Edwin Malkiel
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Patent number: 8293521Abstract: It is intended to easily dispense a minute amount of nonvolatile liquid. In a preferred embodiment, in dispensing of mineral oil (nonvolatile liquid), dispensing is conducted in the condition that the amount of air contained in a tip (70) is small by aspirating a larger amount of mineral oil (40) than a single dispensing amount in the tip (70) of a nozzle (28).Type: GrantFiled: March 30, 2006Date of Patent: October 23, 2012Assignees: Shimadzu Corporation, Toppan Printing Co., Ltd., RikenInventors: Nobuhiro Hanafusa, Koretsugu Ogata, Ryuh Konoshita, Yusuke Nakamura, Yozo Ohnishi
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Patent number: 8293524Abstract: Apparatus and methods are provided for analysis of individual particles in a microfluidic device. The methods involve the immobilization of an array of particles in suspension and the application of experimental compounds. Such methods can also include electrophysiology studies including patch clamp recording, electroporation, or both in the same microfluidic device. The apparatus provided includes a microfluidic device coupled to a multi-well structure and an interface for controlling the flow of media within the microchannel device.Type: GrantFiled: March 25, 2007Date of Patent: October 23, 2012Assignee: Fluxion Biosciences Inc.Inventors: Cristian Ionescu-Zanetti, Michelle Khine, Michael Schwartz, Andrew Blatz
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Patent number: 8247223Abstract: The methods are disclosed to introduce catalysts and fluids into an apparatus and/or media to effect remediation of contaminants, improve soil fertility and permeability, control undesirable pests, or create useful chemicals or food. Aerobic metabolism of compounds in a media is facilitated through the transfer of fluids, such as air. The apparatus and methods provide an environment for select organisms, including refugia and nutrient substrate. The biodegradable composition of the apparatus is partially transformed by catalytic treatment. Catalysts or remediation agents are produced in-situ, for specific applications that provide a range of retention, activation, activity, and release profiles.Type: GrantFiled: February 13, 2012Date of Patent: August 21, 2012Inventors: Robert William Rawson, Mia Rose Maltz
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Patent number: 8232097Abstract: A thermal cycler includes a bearing element, a heating element, a first cooling element, and a temperature controller. The bearing element carries at least one reaction mixture. The heating element raises the temperature of the reaction mixture. The heating element includes a housing, at least one carbon nanotube structure and a pair of electrodes. The carbon nanotube structure and the pair of electrodes are accommodated in the housing. The pair of electrodes is electrically connected to the carbon nanotube structure. The first cooling element cools the temperature of the reaction mixture. The temperature controller is electrically connected to the heating element and the first cooling element. The temperature controller controls the operation of the heating element and the first cooling element.Type: GrantFiled: February 8, 2010Date of Patent: July 31, 2012Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Peng Liu, Li Fan, Li Qian
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Patent number: 8192983Abstract: An incubator including a temperature-controlled room adjusted to a predetermined environment condition for culturing a sample of an incubation container at inside of the temperature-controlled room, the incubator including a shifting mechanism for moving a position of the incubation container at inside of the temperature-controlled room by a motor, a temperature adjusting section for adjusting a temperature at inside of the temperature-controlled room, an operating information generating section for generating operating information with regard to a position of operating and a time period of operating the motor prior to operating the motor, an estimated variation outputting section for outputting an estimation variation of a temperature state by operating the motor based on the operating information, and a controlling section for controlling the temperature adjusting section to cancel a temperature change of an amount of the estimated variation in synchronism with operating the motor.Type: GrantFiled: June 23, 2006Date of Patent: June 5, 2012Assignee: Nikon CorporationInventors: Yasujiro Kiyota, Takayuki Uozumi, Nobuhiko Maiya, Hirofumi Shiono
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Patent number: 8187866Abstract: An optical scanning system including a switchable light source, a detector, a substrate and a plurality of optical sensing sites, as well s methods and kits for use thereof are provided. The substrate is coupled to and in optical communication with the switchable light source and the detector. Additionally, the substrate includes a plurality of substantially parallel excitation waveguides, and a plurality of substantially parallel collection waveguides, the excitation waveguides and collection waveguides crossing to form a two-dimensional array of intersection regions where an excitation waveguide and a collection waveguide cross and provide optical communication with the intersection region at each crossing. The plurality of optical sensing sites are each in optical communication with an intersection region.Type: GrantFiled: May 17, 2011Date of Patent: May 29, 2012Assignee: PLC Diagnostics, Inc.Inventor: Reuven Duer
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Patent number: 8178343Abstract: A diagnosis apparatus is provided. A gene chip having a target gene cluster is used with the apparatus. The target gene cluster comprises a plurality of target genes related to a cancer. Thus, a fast, accurate, sensitive and cheap WEnCA-Chipball platform is provided for mass analysis and automatic operation while human error and time for diagnosis are both reduced.Type: GrantFiled: August 9, 2010Date of Patent: May 15, 2012Assignee: Fooyin University HospitalInventors: Shiu-Ru Lin, Hui-Jen Chang, Der-An Tsao
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Patent number: 8173415Abstract: A microinjection device for injecting a target cell with a reagent. The microinjection device includes a flexible substrate; a target supply channel formed in the flexible substrate for receiving the target cell; a reagent supply channel formed in the flexible substrate for receiving the reagent; a suction capillary mounted within a suction channel formed in the flexible substrate, the suction capillary providing suction to the target supply channel for immobilizing the target cell within the target supply channel; an injection needle mounted within a needle channel formed in the flexible substrate, the injection needle being movable between injected and un-injected positions by deforming at least a part of the flexible substrate; and a plurality of electrodes embedded in the flexible substrate, the plurality of electrodes creating a voltage potential across the injection needle to move the reagent into the target when the injection needle is in the injected position.Type: GrantFiled: October 9, 2009Date of Patent: May 8, 2012Assignee: McMaster UniversityInventors: Arash Noori, Ponnambalam R. Selvaganapathy
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Patent number: 8148142Abstract: A system and methods for processing organic waste material for residential type environments includes a reactor tank dimensioned to receive a predetermined amount of organic material therein. The amount of organic material is selected based upon the size of the residential service area the system is servicing. The system includes homogenizing the volume of organic waste materials and selectively introducing the homogenized organic material into a reaction tank. A system for selectively removing gaseous by-products from the anaerobic digestion of organic material within the reactor tank is provided, along with a system for selective removal of waste solids from the reactor tank to provide for substantially continuous processing of materials and production of usable gases.Type: GrantFiled: September 26, 2007Date of Patent: April 3, 2012Inventors: Michael R. Sapp, Rudy J. Wojtecki
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Patent number: 8133722Abstract: Provided are a cell culture compartment unit and an array including the same. The cell culture compartment unit includes: a cell culture region and a bio material emission region including a cell culture fluid, which are separated with a porous membrane therebetween; a piezoelectric device on the porous membrane of the cell culture region; a thin layer for cell attachment being on the piezoelectric device and having at least one surface on which cells are attachable; and a first power supply applying a first electric field to the piezoelectric device.Type: GrantFiled: December 10, 2009Date of Patent: March 13, 2012Assignee: Electronics and Telecommunications Research InstituteInventors: Sanghee Kim, Chul Am Kim, Chang-Geun Ahn, Moon Youn Jung
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Patent number: 8114659Abstract: This apparatus introduces catalysts and fluids into a media to effect remediation of contaminants, improve soil fertility and permeability, control undesirable pests, or create useful chemicals or food. The apparatus generates and releases enzymes, metabolites, and biologically active organisms. Aerobic metabolism of compounds in a media is facilitated through the transfer of fluids, such as air. The apparatus and methods provide an environment for select organisms, including refugia and nutrient substrate. The biodegradable composition of the apparatus is partially transformed by catalytic treatment. Catalysts or remediation agents are produced in-situ, for specific applications that provide a range of retention, activation, activity, and release profiles. The apparatus is placed in contact with media. Catalytic infusion of media by biological consortia, such as fungi, releases exudates that transform or biodegrade materials.Type: GrantFiled: January 14, 2009Date of Patent: February 14, 2012Inventors: Robert William Rawson, Mia Rose Maltz
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Patent number: 8114663Abstract: A waste management and resource recovery system that uses the different waste streams from typical waste sources as fuel or feedstock for its subsystems that, in turn, produce fuel, feedstock or energy for other subsystems such that all the different waste streams are effectively managed. The subsystems include a gas burner for solid and fuel wastes that supplies heat to a hydrothermal processor for saccharification of paper and cardboard. The resulting saccharification broth, along with kitchen wastes and blackwater, are supplied to a bioreactor using dark fermentation to produce hydrogen and volatile fatty acids. The hydrogen and volatile fatty acids are supplied to hydrogen and microbial fuel cells to produce electrical energy for operating the system and potable water. A steam accumulator is added to provide sufficient temperatures and pressures to reach the necessary thermodynamic states for the saccharification process.Type: GrantFiled: November 23, 2009Date of Patent: February 14, 2012Assignee: The United States of America as represented by the Secretary of the Air ForceInventors: Michael V. Henley, Lixiong Li, Theodore V. Marolla, William Wallace, Seth M. Foulkes
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Patent number: 8110397Abstract: A reconfigurable sample preparation device includes a rotary plunger device having a hollow body and a coupling device, provided above one end of the rotary plunger, and accommodating a sample. The device also includes at least one sealed reagent module. When the rotary plunger is rotated on the coupling device, a film of the reagent module is pierced, mixing the sample with a substance from the reagent module.Type: GrantFiled: July 11, 2008Date of Patent: February 7, 2012Assignee: Smiths Detection Inc.Inventor: Douglas Jason Green
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Patent number: 8105824Abstract: Methods and systems are provided for conducting a reaction at a selected temperature or range of temperatures over time. An array device is provided. The array device contains separate reaction chambers and is formed as an elastomeric block from multiple layers. At least one layer has at least one recess that recess has at least one deflectable membrane integral to the layer with the recess. The array device has a thermal transfer device proximal to at least one of the reaction chambers. The thermal transfer device is formed to contact a thermal control source. Reagents for carrying out a desired reaction are introduced into the array device. The array device is contacted with a thermal control device such that the thermal control device is in thermal communication with the thermal control source so that a temperature of the reaction in at least one of the reaction chamber is changed as a result of a change in temperature of the thermal control source.Type: GrantFiled: January 10, 2011Date of Patent: January 31, 2012Assignee: Fluidigm CorporationInventors: Geoffrey Facer, Robert Grossman, Marc Unger, Phillip Lam, Hou-Pu Chou, Jake Kimball, Martin Pieprzyk, Antoine Daridon
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Patent number: 8097450Abstract: Disclosed is a thin film chemical analysis apparatus and an analysis method using the same, which can solve the sealing problem caused by environmental factors (e.g. impact, temperature) for long circulation and storage periods, as well as can detect an analyte quickly and easily. The thin film chemical analysis apparatus includes at least one chamber adapted to store a fluid necessary for biological or biochemical analysis or to conduct a biological or biochemical reaction; channels for fluid-connection of the chambers; holes arranged between or inside the channels and connected to the channels; a rotatable body having the chambers, the channels, and the holes integrated into the body; and a burst valve having a sealing means for closing the hole and sealing a fluid in the chamber, the sealing means being torn away from the hole by centrifugal force resulting from rotation of the body and opening the hole.Type: GrantFiled: August 2, 2007Date of Patent: January 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventor: Jae-chern Yoo
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Patent number: 8088616Abstract: The present technology provides for a heater substrate that contains networks of heater elements configured to controllably and selectively deliver heat to one or more PCR reaction chambers in a microfluidic substrate with which the heater substrate makes contact. In exemplary embodiments, the heater substrate can deliver heat to 12, 24, 48, or 96 chambers independently of one another, or simultaneously. The heater substrate is located in a heater unit that may be introduced into a diagnostic apparatus that can receive and position a microfluidic substrate, such as in a cartridge, in contact with the heater unit, receive one or more polynucleotide containing samples into one or more lanes in the microfluidic substrate, and cause amplification of the polynucleotides to occur, and detect presence of absence of specified polynucleotides in the amplified samples.Type: GrantFiled: November 14, 2007Date of Patent: January 3, 2012Assignee: HandyLab, Inc.Inventor: Kalyan Handique