Patents Examined by Changru Chen
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Patent number: 12649014Abstract: Provided is a decontaminant generating system including an active species generation unit configured to generate an active species for decontamination, a gas-liquid mixing unit configured to form reaction activated water by dissolving the active species for decontamination generated from the active species generation unit in an aqueous solution, a decontaminant mixing unit configured to form a decontaminant by mixing the reaction activated water formed in the gas-liquid mixing unit with a decontamination composition in a granular form, a powder form, or both forms, a storage configured to store the decontaminant formed in the decontaminant mixing unit, a spraying unit configured to spray the decontaminant stored in the storage, and an integrated control unit configured to control operating variables and perform monitoring in real time.Type: GrantFiled: February 7, 2025Date of Patent: June 9, 2026Assignee: AGENCY FOR DEFENSE DEVELOPMENTInventors: Kyeong Min Cho, Heesoo Jung, Sang Myeon Lee
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Patent number: 12636660Abstract: A gravel circulation dry electrostatic precipitator includes: a drying unit (S1) which conveys and uniformly mixes, heats, and dries recycled aggregates, containing a large amount of moisture, among the materials of asphalt-concrete; a first dust collection and purification unit (S2); a second dust collection and purification unit (S3) in which fine dust, remaining after the odor-inducing substances, harmful gases, and dust that have passed through the first dust collection and purification unit (S2) are filtered by a filter, is discharged to the outside by a screw (S) provided at the lower end of a hopper, and a discharge unit (S4) which uses a turbo fan (F) to forcibly suction fresh air that has passed through the second dust collection and purification unit (S3), thereby discharging same via an outlet (400).Type: GrantFiled: December 15, 2022Date of Patent: May 26, 2026Assignee: METRO ENGINEERING CO., LTD.Inventor: Kyeong Joon Kim
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Patent number: 12611474Abstract: The present disclosure discloses a discharge plasma disinfection device and method thereof. In the disinfection device, a gliding arc electrode pair generates the RNS-dominated reactive gas under the excitation of a gliding arc high-voltage power supply; and a dielectric barrier discharge electrode pair generates the ROS-dominated reactive gas under the excitation of a dielectric barrier discharge high-voltage power supply. These two reactive gases are introduced into a mixing chamber in a specific ratio and are subjected to an effective mixing reaction through an internal recycle system to obtain RNS/ROS mixed reactive gas in which reactive nitrogen species and reactive oxygen species coexist. The RNS/ROS mixed reactive gas may be directly configured to perform disinfection, and may also be configured to process an aqueous solution and then perform disinfection by the processed plasma-activated water.Type: GrantFiled: January 13, 2022Date of Patent: April 28, 2026Assignee: XI'AN JIAOTONG UNIVERSITYInventors: Dingxin Liu, Zifeng Wang, Linbo Liu, Jinkun Chen, Mengying Zhu, Li Guo, Xiaohua Wang, Mingzhe Rong
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Patent number: 12605534Abstract: A disinfection cap or device for disinfecting medical connectors. The cap includes a visual indicator that changes color after sufficient scrubbing effort and time have been expended by a clinician to disinfect the medical device, giving positive visual feedback to the treating clinician. An external housing of the cap includes a disinfection medium, such as a disinfectant sponge that is coupled to a rotating collar. The housing is oriented so that the sponge contacts the medical device to be cleaned. Collar rotation in turn rotates the disinfectant sponge against the VAD, providing scrubbing action. A visualization chamber within the cap contains two isolated fluids of distinct colors. As the collar is rotated it mixes the two isolated fluids, changing color of the resultant mixture. When the visualization chamber shows the new, mixed third color, the medical device is disinfected.Type: GrantFiled: November 30, 2022Date of Patent: April 21, 2026Assignee: Becton, Dickinson and CompanyInventors: Praveen Nalawade, Amit Kumar, Amruta Vaghela
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Patent number: 12576172Abstract: An ultraviolet (UV) light sanitizing cart including one or more first UV lamps configured to emit UV light, and one or more wand assemblies comprising one or more second UV lamps configured to emit UV light. The one or more wand assemblies are moveable between a stowed position and a deployed position.Type: GrantFiled: September 16, 2020Date of Patent: March 17, 2026Assignee: The Boeing CompanyInventors: Kevin S. Callahan, Jamie J. Childress
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Patent number: 12551588Abstract: A system for sterilizing an interior of a vehicle includes: a sterilizer disposed on a driver's seat of the vehicle and configured to sterilize the interior of the vehicle; a driver detection sensor configured to detect a presence of a driver inside the vehicle; a seat movement adjustment mechanism configured to move the seat; and a controller configured to, in response to receiving a non-detection signal from the driver detection sensor, send driving signals to the seat movement adjustment mechanism and then apply a sterilizer operation signal for operating the sterilizer for a certain period of time upon movement of the driver's seat.Type: GrantFiled: July 29, 2021Date of Patent: February 17, 2026Assignees: Hyundai Motor Company, Kia CorporationInventor: Jae Seung Lee
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Patent number: 12544467Abstract: Needleless connector disinfecting devices are provided that include a body having a top surface and a bottom surface, a cavity in the body, the cavity configured to receive a needleless connector, an activation arm disposed on the body, a cartridge housing disposed on the activation arm, a swab cartridge disposed in the cartridge housing, and a disposal chamber disposed in the body, the disposal chamber configured to receive used cleaning swabs. The activation arm is configured to slidably move the cartridge housing on the top surface of the body between a non-biased position in which a bottommost cleaning swab in the swab cartridge is in contact with an end portion of a needleless connector and a biased position in which the cartridge housing is disposed over the disposal chamber. Additional needleless connector disinfecting devices and methods of using needleless connector disinfecting devices are also provided.Type: GrantFiled: February 14, 2022Date of Patent: February 10, 2026Assignee: CAREFUSION 303, INC.Inventors: Gene Mason, George Mansour, Priya Saraf, Nimish Batra
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Patent number: 12544306Abstract: A closure system for a screw top container intended to contain a pharmaceutical or surgical medium comprises: a screw cap including a main body comprised of an annular wall with an internal thread for cooperating with an external thread adjacent an open end of the container, the body having a first open end for receiving the open end of the container and a second end closed by an end disc; a sealing formation within the main body for forming a seal with the open end of the container; and a tamper-evident band connected to the screw cap at the open end of the main body by at least one severable linkage, wherein the screw cap, sealing formation and tamper-evident band are integrally formed as a single unit for maintaining a hermetic seal with the container throughout a terminal sterilisation process.Type: GrantFiled: August 6, 2018Date of Patent: February 10, 2026Assignee: IDE TECNOLOGÍA S.A. DE C.V.Inventors: Oscar Gloria Bello, Juan Pablo Hernández Vera, Roberto Krumm Cortes
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Patent number: 12544469Abstract: An apparatus includes a containment vessel having an interior space configured to be sealed. The interior space is configured to receive (i) liquid to be vaporized during a decontamination process and (ii) one or more pieces of personal protection equipment to be heated and decontaminated during the decontamination process. The apparatus also includes one or more flameless heaters configured to generate heat without a flame when activated. The apparatus further includes a thermal pouch configured to enclose the containment vessel and the one or more flameless heaters such that the heat from the one or more flameless heaters heats the containment vessel during the decontamination process.Type: GrantFiled: February 22, 2021Date of Patent: February 10, 2026Assignee: Raytheon CompanyInventors: Travis B. Feenstra, David D. Crouch, Alf L. Carroll, III, John Carcone, David R. Sar
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Patent number: 12539998Abstract: Cleaning and disinfection of multi-use plastic materials used in the food industry can be accomplished by using microwave radiation in combination with an electrolyte solution, thereby achieving at least 99.99% killing of microorganisms present on and inside the plastic device. Cleaning and disinfection of plastic trays used in security check screening can also be accomplished using microwave radiation in combination with an aqueous solution, thereby achieving at least 99.9% killing of pathogenic microorganisms present on the plastic tray.Type: GrantFiled: December 6, 2018Date of Patent: February 3, 2026Assignee: PLASTSERVICE ASInventors: Dan Roger Olsen, Kjell D. Josefsen, Karsten Husby, Leif Grimsmo
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Patent number: 12527887Abstract: A sterilization cabinet, comprising a top panel, at least two side panels, and a floor panel forming a part of a chamber of the sterilization cabinet; at least one door connected to at least one of the at least two side panels of the sterilization cabinet; a vent formed in at least one of the two side panels; at least one first filter covering the vent and a filter cover configured to hold the first filter against the vent; a drain positioned in the floor panel, wherein the floor panel has a slope configured to cause condensate within the chamber to flow into the drain and wherein the drain is the only outlet for the condensate along the floor panel; and a second filter covering the drain such that condensate flowing into the drain passes through the second filter.Type: GrantFiled: June 14, 2019Date of Patent: January 20, 2026Assignee: STERICUBE SURGICAL SYSTEMS, LLCInventors: Michele Mauzerall, Maryellen Keenan
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Patent number: 12514944Abstract: Disclosed herein are systems and methods for implementing a plurality of graphical user interfaces. In one or more examples, an electronic device can include a display that provides the users with a series of graphical user interfaces, each graphical user interface corresponding to one or more of a plurality steps that a user can engage in to operate the electronic device. The one or more graphical user interfaces can include a visual depiction of what the user should be doing to operate the device at a given time, and can provide the user with information necessary such as processing status and identification information of the material being treated so as to operate the device. In one or more examples, the plurality of graphical user interfaces can place data and information of the screen that corresponds to the physical layout of the electronic device.Type: GrantFiled: June 22, 2020Date of Patent: January 6, 2026Inventors: Daniel Church, Tracey Kirkman, Marc Stern, Hosna Akhlaghpour
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Patent number: 12496367Abstract: A sterilizer for a vehicle includes a controller, a supply water storage configured to accommodate water required for generating hypochlorous acid water (HOCL) under control of the controller, an HOCL generator configured to generate HOCL by using water accommodated in the supply water storage under the control of the controller, and a sprayer configured to inject the HOCL generated in the HOCL generator to the vehicle under the control of the controller.Type: GrantFiled: June 30, 2021Date of Patent: December 16, 2025Assignees: Hyundai Motor Company, Kia CorporationInventors: Ju-Heon Baeg, Ji-Hee Han, Ui-Hyun Jeong
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Patent number: 12427217Abstract: The present invention is a disinfectant distribution system for conveniently eliminating viruses and diseases. In particular, the invention allows a user to conveniently install the system in public and private spaces to help improve life. The proposed embodiment provides a unique experience for a user by providing a safe experience for the general public.Type: GrantFiled: June 22, 2020Date of Patent: September 30, 2025Inventor: Andrew Headley
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Patent number: 12415212Abstract: A medical waste treatment system, comprising: (1) A main treatment unit comprising: a waste receiver cover comprising a UV lamp; a waste shredding unit comprising a shredding bin and at least two rotating shredding blades; a compression unit to push the medical waste towards the shredding blades; a separator to allow the passage of shredded medical waste of a predefined shape and diameter; and a disinfectant delivery unit comprising a plurality of nozzles. (2) A disinfection unit which comprises a disinfectant mixing bin and a mixing unit. (3) A main liquid management unit comprising a disinfectant delivery unit that comprises a plurality of nozzles interconnected to the main treatment unit. (4) A separator unit to separate the liquid from shredded waste; and a centrifuge to further remove liquid from the shredded waste.Type: GrantFiled: November 19, 2018Date of Patent: September 16, 2025Assignee: MAABOROT METAL WORKS LTD.Inventors: Amit Gur, Amit Sheleg, Mark Gershkovich, Doron Egozi
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Patent number: 12343456Abstract: A disinfecting and virus inactivating device performs disinfection treatment or inactivation treatment in a target space that a moving body enters and exits. The disinfecting and virus inactivating device includes a locus detection module configured to detect a movement locus of locations where the moving body comes into contact with respective objects or respective portions of an object in the target space, a substance generating module configured to generate a particular substance for use in the disinfection treatment or the inactivation treatment, and a transmission module configured to generate an air flow and transmit the particular substance generated by the substance generating module to the movement locus.Type: GrantFiled: September 24, 2021Date of Patent: July 1, 2025Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Akane Nomura, Akinori Shimizu, Yasuhiro Nakamura, Seiro Yuge, Koji Ota
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Patent number: 12296138Abstract: A method of preparing a prefilled syringe is disclosed that includes obtaining a syringe barrel and a needle adaptor cap assembled on the tip of the syringe barrel, wherein the needle adaptor cap has a rubber element tightly sealing the orifice of the tip of the syringe barrel and the syringe barrel together with the needle adaptor cap assembled on the tip of the syringe barrel is sterilized by a first sterilizing. Filling a drug substance into an interior of the syringe barrel and sealing the interior of the syringe barrel. Packaging the syringe barrel with a rubber stopper sealing the interior thereof and the needle adaptor cap assembled on the tip of the syringe barrel. Providing a second external surface sterilizing of the packaged syringe barrel with the rubber stopper sealing the interior thereof and the needle adaptor cap assembled on the tip of the syringe barrel.Type: GrantFiled: September 28, 2018Date of Patent: May 13, 2025Assignees: F. HOFFMANN-LA ROCHE AG, GENENTECH, INC.Inventors: Markus Hemminger, Ulla Grauschopf, Frank Bamberg, Mayumi Bowen, Robert Müller, Flora Felsovalyi, Denny Christensen
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Patent number: 12296060Abstract: An aircraft sanitization device is disclosed. The aircraft sanitization device includes a curved enclosure operatively coupled to a first surface of an enclosed area. At a first position the curved enclosure at least partially encloses a handle affixed to the first surface. A set of Ultraviolet (UV) Light Emitting Diodes (LEDs) configured to sanitize the handle are affixed to an inner surface of the curved enclosure. At least one switch therein is activated in a closed state and deactivated in an open state of the enclosed area. At least one locking mechanism is configured to engage with the first surface in the closed state and disengage with the first surface in the open state. A controller is configured to activate the set of UV LEDs, when each of the at least one switch is activated and the locking mechanism engages the first surface in the closed state.Type: GrantFiled: July 28, 2022Date of Patent: May 13, 2025Inventors: Greg Irmen, Samaresh Swaro
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Patent number: 12274798Abstract: A wearable non-contact fluid dispenser is provided. An arm band fastened to a user's arm having receptacle configured to hold a compressible pouch, the pouch retaining a volume of sanitation fluid. A flexible elastic tube extends from the pouch to an outlet positioned approximately to the user's palm. A hands-free valve may release sanitation fluid from the pouch to the user's palm enabling the user to sanitize their hands. The flow rate of the sanitation fluid may be controlled by the user.Type: GrantFiled: April 25, 2021Date of Patent: April 15, 2025Assignee: KING SAUD UNIVERSITYInventor: Ayman Hassan Al-Jazaeri
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Patent number: 12208182Abstract: The present invention relates to a device for dispersing a volatile liquid comprising: a wick; a solid support; and a volatile liquid; wherein the wick is attached to the solid support; wherein the solid support is porous; and wherein the volatile liquid is contained within pores in the solid support. The invention also relates to methods of making such a device.Type: GrantFiled: April 10, 2019Date of Patent: January 28, 2025Assignee: SCENTSTICKS LIMITEDInventors: Stephen Richard Coals, Terence Man Wai Ng