Patents Examined by Christopher Adam Hixson
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Patent number: 11635416Abstract: A gas sensing device includes chemo-resistive gas sensors; heating elements for heating each of the gas sensors; an information extraction block for receiving signal samples and for generating representations for the received signal samples; and a decision making block configured for receiving the representations, wherein the decision making block comprises a weighting block and a trained model based algorithm stage, wherein the weighting block receives feature samples of the representations and applies time-variant weighting functions to the feature samples of the respective representation in order to calculate a weighted representation including weighted feature samples.Type: GrantFiled: April 2, 2020Date of Patent: April 25, 2023Assignee: Infineon Technologies AGInventors: Cecilia Carbonelli, Alexander Jesipow, Alexandra Marina Roth, Alexander Zoepfl
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Patent number: 11623218Abstract: The object of the present invention is to provide a novel flow analysis method and a novel flow analyzer each of which makes it possible to improve accuracy of an analysis. A flow analysis method in accordance with an embodiment of the present invention attains the above object by including: a sample introducing step of introducing a sample into a tube (100); a reagent adding step of adding a reagent to the sample which is transferred through the tube (100); and an analyzing step of quantitatively or qualitatively analyzing the sample to which the reagent has been added and further including, after the reagent adding step and before the analyzing step, a gas-liquid separating step of sequentially removing gas which is present in the tube (100).Type: GrantFiled: January 22, 2021Date of Patent: April 11, 2023Assignee: BL TEC K.K.Inventor: Takashi Nishimura
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Patent number: 11614442Abstract: The present invention relates to a method for determining the distinctive nutritional requirements of a patient with specific nutritional needs and providing a composition meeting the distinctive nutritional requirements of said patient.Type: GrantFiled: August 6, 2020Date of Patent: March 28, 2023Assignee: Societe des Produits Nestle S.A.Inventors: Serge Andre Dominique Rezzi, Stephanie Blum-Sperisen, Magali Faure, Denis Breuille
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Patent number: 11607681Abstract: According to an example aspect of the present invention, there is provided a liquid handling device comprising: means for harvesting energy; energy storage arranged for storing the harvested energy in the liquid handling device; and an electronic component connected to the energy storage and configured to use the energy storage as a power source.Type: GrantFiled: June 14, 2019Date of Patent: March 21, 2023Assignee: Sartorius Biohit Liquid Handling OyInventors: Sami Alt, Janne Leinonen
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Patent number: 11609225Abstract: Electrochemical sensors commonly used in breath alcohol testing devices detect a concentration of alcohol in a sample of fluid. The sample of fluid is introduced into the electrochemical sensor and a current is generated by the oxidation of the alcohol within the fluid. The electrical output from the electrochemical sensor, plotted over time, forms an output curve, which may be used to estimate the concentration of alcohol in the fluid sample. The technology disclosed herein includes various methods for determining the quantity of an electrochemically convertible substance in a fluid sample using a breath alcohol content device, including detecting water saturation level of the fluid sample. The disclosed technology involves measuring electrochemical sensor outputs to quantify alcohol content of the fluid sample.Type: GrantFiled: January 9, 2020Date of Patent: March 21, 2023Assignee: LIFELOC TECHNOLOGIES, INC.Inventors: Wayne Robert Willkomm, Mark Anthony Lary
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Patent number: 11592373Abstract: The disclosure relates to a method for pretreating a sample for metals determination.Type: GrantFiled: November 27, 2019Date of Patent: February 28, 2023Assignees: BOARD OF TRUSTEES OF MICHIGAN STATE UNIVERSITY, Fraunhofer USAInventors: Thomas Schuelke, Cory A. Rusinek, Michael Becker, Mary Ensch
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Patent number: 11590490Abstract: Disclosed here are pipette tips useful for acquiring or dispelling liquids, and include one or more design that may increase fluid delivery precision and/or accuracy, and may reduce certain repetitive motions.Type: GrantFiled: September 17, 2020Date of Patent: February 28, 2023Assignee: BIOTIX, INC.Inventors: Arta Motadel, Peter Paul Blaszcak, Phillip Chad Hairfield, Sean Michael Callahan
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Patent number: 11592361Abstract: A system for generating data relating to a tissue core comprises a core needle biopsy module configured to obtain a tissue core from a locus within the body, and a tissue disintegration module operably connected to the core needle biopsy module and configured to receive a tissue core from the core needle biopsy module and convert at least a portion of the tissue core into gaseous tissue molecules. The system also comprises first vacuum pump means configured to convey a tissue core from the needle biopsy module to the tissue disintegration module, and second vacuum pump means configured to convey gaseous tissue molecules from the tissue disintegration module to an analyser module.Type: GrantFiled: January 24, 2020Date of Patent: February 28, 2023Assignee: Diopsy LimitedInventors: Maximillian Frederick Ryan, Len McCarthy
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Patent number: 11579134Abstract: Methods of passively sampling PFAS in the environment, PFAS sorbents, apparatus and systems (apparatus plus conditions) for sampling groundwater, porewater, and surface water are described.Type: GrantFiled: February 10, 2020Date of Patent: February 14, 2023Assignee: Battelle Memorial InstituteInventors: Eliza M. Kaltenberg, Franco Pala, Kavitha Dasu, Fred Griesemer, Bradley Westlake, George Nanes
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Patent number: 11577239Abstract: In one configuration, a handheld compound tester to process and detect presence of a compound in a tablet is disclosed. The handheld compound tester may include a sampling chamber configured to receive a tablet and a lid couplable with the sampling chamber. The coupling of the lid with the sampling chamber may cause cutting of the tablet. A liquid may be added inside the sampling chamber to create a mixture with segments of the tablet. The mixture may be then received by a housing adjoining the sampling chamber. A test strip disposed within the housing, upon contacting the mixture, may be configured to indicate a presence of the compound in the mixture.Type: GrantFiled: July 11, 2022Date of Patent: February 14, 2023Assignee: JACKLE LLCInventors: Jeanie C. Leddon, Richard L. Leddon, Jeffrey A Hartman
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Patent number: 11579103Abstract: Embodiments described herein provide for the flameless premixed combustion of the pyrolysis gases of a milligram-sized sample of solid material in a microscale fire calorimeter (MFC) at high temperatures of combustion and under precisely controlled fuel-to-oxygen ratios. The microscale fire calorimeter (MFC) device and techniques set out herein provide for the generation of fuel gases from solids and the mixing of those fuel gases with oxygen under controlled conditions to obtain precise fuel/oxygen ratios during combustion. Combustion is conducted under flameless, premixed conditions in a rapid test that can generate soot and other products of incomplete combustion, which may then be analyzed to determine their type and nature. This allows for microscale, accurate, and convenient techniques for the generation and determination of the type and nature of combustion species produced over the full range of fire stages from early stage (over-ventilated) fires to late-stage (under-ventilated/high-toxicity) fires.Type: GrantFiled: April 6, 2020Date of Patent: February 14, 2023Assignee: The United States of America, as represented by the Administrator of the Federal Aviation AdministrationInventors: Richard E. Lyon, Louise Speitel, Richard N. Walters
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Patent number: 11577242Abstract: The present invention relates to a contact-less priming system for loading a solution in a microfluidic device comprising: at least one microfluidic device, a pressure chamber configured to enclose said at least one microfluidic device, a pressurization unit fluidly connected to the pressure chamber and at least one closing member. The present invention also relates to a contact-less priming method for loading a solution in a microfluidic device.Type: GrantFiled: April 27, 2020Date of Patent: February 14, 2023Assignee: STILLA TECHNOLOGIESInventors: Rémi Dangla, Étienne Fradet
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Patent number: 11565264Abstract: An expandable array and methods of maintaining a biological sample within an expandable array are provided. The expandable array includes a plurality of receptacles configured to receive a biological sample and a plurality of beams comprising a programmable material. Each beam of the plurality of beams is located between and connects at least two receptacles. The programmable material can be a shape-memory polymer or a magnetoactive material that transitions the plurality of beams from an extended state to a contracted state upon application of a stimulus.Type: GrantFiled: October 30, 2020Date of Patent: January 31, 2023Assignee: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEYInventors: Hatem E. Sabaawy, Howon Lee, Chen Yang, Daehoon Han
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Patent number: 11565261Abstract: A method for aliquoting a sample liquid using a sealing liquid in a microfluidic device includes combining the sample liquid and the sealing liquid, which have different wetting behaviors, to form a two-phase system separated by a boundary surface. The microfluidic device includes a chamber with at least one inlet channel for introducing the liquids and a plurality of cavities configured to be filled via the inlet channel. The inlet channel and the cavities have a geometry that is defined in dependence on the respective wetting behaviors of the sample liquid and the sealing liquid. The method first includes introducing the sample liquid to form a first meniscus configured by the defined geometry, e.g. concave, to fill the cavities. The method further includes introducing the sealing liquid to form a second meniscus configured by the existing, greater contact angle and the defined geometry, e.g. convex, to cover the filled cavities.Type: GrantFiled: March 25, 2019Date of Patent: January 31, 2023Assignee: Robert Bosch GmbHInventor: Daniel Sebastian Podbiel
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Patent number: 11559813Abstract: Provided is a safety cabinet that reduces a temperature change between a storage environment temperature and a temperature in the safety cabinet to reduce damage to cultured microorganisms, cultured cells, or the like. The safety cabinet that includes a front panel and an operation opening in front of an operation space and an operation stage below the operation space and supplies purified air into the operation space from above, in which the operation stage is provided with a temperature-regulatable portion of which a temperature is regulatable.Type: GrantFiled: October 15, 2018Date of Patent: January 24, 2023Assignee: Hitachi Industrial Equipment Systems Co., Ltd.Inventors: Kenichi Souma, Hirotoshi Sato, Takeshi Kaneko
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Patent number: 11555818Abstract: The present invention provides methods and materials for diagnosing cancer in an individual using a tissue, blood or urine sample from the patient. Specifically, the disclosed method comprises determining the level of one or more metabolite selected from the group consisting of creatine riboside, metabolite 561+, cortisol sulfate and N-acetylneuraminic acid. The present invention also provides a method for determining the prognosis of a cancer patient by determining the level of one or more metabolite selected from the group consisting of creatine riboside, metabolite 561+, cortisol sulfate and N-acetylneuraminic acid. Also provided are kits for detecting cancer or determining the prognosis of a cancer patient.Type: GrantFiled: May 14, 2019Date of Patent: January 17, 2023Assignee: The USA, as represted by the Secretary, Dept. of and Human Services, National Institutes of HealthInventors: Majda Haznadar, Ewy Mathe, Andrew D. Patterson, Curtis Craig Harris, Frank Gonzalez, Kristopher Krausz, Soumen Manna
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Patent number: 11524299Abstract: Systems and methods are provided for sample processing. A device may be provided, capable of receiving the sample, and performing one or more of a sample preparation, sample assay, and detection step. The device may be capable of performing multiple assays. The device may comprise one or more modules that may be capable of performing one or more of a sample preparation, sample assay, and detection step. The device may be capable of performing the steps using a small volume of sample.Type: GrantFiled: December 12, 2019Date of Patent: December 13, 2022Assignee: Labrador Diagnostics LLCInventors: Elizabeth A. Holmes, Joy Roy, John Kent Frankovich, Daniel L. Young, Timothy Smith, Chinmay Pangarkar, Samartha Anekal
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Patent number: 11524298Abstract: Digital microfluidic (DMF) apparatuses and methods for optically-induced heating and manipulating droplets are described herein. DMF apparatuses employing photonic heating as described herein provide radical simplification of routing droplets/reagents in complex, multistep protocols and/or highly plexed workflows.Type: GrantFiled: July 27, 2020Date of Patent: December 13, 2022Assignee: mirOculus Inc.Inventors: Jorge Abraham Soto-Moreno, Gregory Arthur Ray, Foteini Christodoulou
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Patent number: 11498073Abstract: A digital microfluidic chip, a method for driving the same, and a digital microfluidic device are provided. The digital microfluidic chip includes a state transition layer configured to bear a droplet, and a light driving layer configured to provide light for controlling a lyophobicity-lyophobicity transition of the state transition layer to drive the droplet to move. The light driving layer includes light emitting units arranged in an array and provides light. The state transition layer realizes a lyophobicity-lyophobicity transition. The light driving layer controls the lyophobicity-lyophobicity transition by providing light to drive the droplet to move. An existing digital microfluidic chip has a complex structure and a high fabricating cost, while the digital microfluidic chip of the present disclosure has a simple structure, a simple fabricating process and a low fabricating cost, and can realize miniaturization and integration to a maximum extent.Type: GrantFiled: June 27, 2019Date of Patent: November 15, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Wei Zhao, Chunlei Wang, Kun Jiang, Na Li, Xuechao Song, Lin Han, Lanjun Guo, Shaowu Ma, Kangdi Zhou, Jinshuai Duan, Xianping Luo
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Patent number: 11499975Abstract: [Problem] To provide a method for acquisition of data able to serve as an index for determining the likelihood that an ovarian endometriosis cyst is cancerous. [Solution] This data acquisition method for determining the likelihood that an ovarian endometriosis cyst is cancerous includes an iron concentration measurement step for measuring the iron concentration in the cystic fluid of the ovarian endometriosis cyst. This diagnostic device for diagnosing the likelihood that an ovarian endometriosis cyst is cancerous is provided, at a minimum, with an iron concentration measurement unit for measuring the iron concentration in the cystic fluid of the ovarian endometriosis cyst.Type: GrantFiled: March 13, 2020Date of Patent: November 15, 2022Assignee: CELLSPECT CO., LTD.Inventors: Hiroshi Kobayashi, Chiharu Yoshimoto, Junko Takahama, Takuya Iwabuchi