Patents by Inventor Ken Li
Ken Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230126916Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Methods for achieving relatively constant sensor application pressure are disclosed.Type: ApplicationFiled: February 13, 2022Publication date: April 27, 2023Applicant: Myolex Inc.Inventors: Elmer C Lupton, Haydn Taylor, Ken Li, Michael Rinehart, Jose Bohorquez
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Patent number: 11246503Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: GrantFiled: August 1, 2019Date of Patent: February 15, 2022Assignee: Myolex Inc.Inventors: Elmer C. Lupton, Haydn Taylor, Jose L. Bohorquez, Ken Li, Michael Rinehart
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Patent number: 11006849Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: GrantFiled: January 8, 2018Date of Patent: May 18, 2021Assignee: Myolex Inc.Inventors: Elmer C Lupton, Haydn Taylor, Jose L Bohorquez, Ken Li, Michael Rinehart
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Publication number: 20200060574Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: ApplicationFiled: August 1, 2019Publication date: February 27, 2020Applicant: Myoulex IncInventors: Elmer C. Lupton, Haydn Taylor, Jose L. Bohorquez, Ken Li, Michael Rinehart
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Publication number: 20180177427Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: ApplicationFiled: January 8, 2018Publication date: June 28, 2018Applicant: Myolex Inc.Inventors: Elmer C. Lupton, Haydn Taylor, Jose L. Bohorquez, Ken Li, Michael Rinehart
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Patent number: 9861293Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: GrantFiled: August 13, 2015Date of Patent: January 9, 2018Assignee: Myolex Inc.Inventors: Elmer C. Lupton, Haydn Taylor, Jose Bohorquez, Ken Li, Michael Rinehart
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Publication number: 20170303839Abstract: A fluid handling system for use in bodily fluid analysis. The system comprises a first fluid handling module configured to interface with a main instrument. The first fluid handling module has a first fluid handling network and the first fluid handling network includes an infusate passage and an infusion fluid pressure member suitable for moving fluid within the infusate passage. The fluid handling system also has a second fluid handling module separate from the first module which is configured to interface with the main instrument. The second fluid handling module has a second fluid handling network and at least one sample analysis cell which is accessible via the second fluid handling network. The first and second modules are configured to interconnect and provide fluid communication between the first and second fluid handling network and the sample cells.Type: ApplicationFiled: February 3, 2017Publication date: October 26, 2017Inventors: Richard Keenan, Jeffrey Chiou, Jennifer Gable, Ken Li, Roger Tong, Mike Recknor, James R. Braig
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Patent number: 9561001Abstract: A fluid handling system for use in bodily fluid analysis. The system comprises a first fluid handling module configured to interface with a main instrument. The first fluid handling module has a first fluid handling network and the first fluid handling network includes an infusate passage and an infusion fluid pressure member suitable for moving fluid within the infusate passage. The fluid handling system also has a second fluid handling module separate from the first module which is configured to interface with the main instrument. The second fluid handling module has a second fluid handling network and at least one sample analysis cell which is accessible via the second fluid handling network. The first and second modules are configured to interconnect and provide fluid communication between the first and second fluid handling network and the sample cells.Type: GrantFiled: January 6, 2011Date of Patent: February 7, 2017Assignee: OptiScan Biomedical CorporationInventors: Richard Keenan, Jeff Chiou, Jennifer Gable, Ken Li, Roger Tong, Mike Recknor, James R. Braig
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Publication number: 20160038053Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: ApplicationFiled: August 13, 2015Publication date: February 11, 2016Applicant: SKULPT INC.Inventors: Jose Bohorquez, Michael Rinehard, Ken Li, Haydn Taylor, Elmer C. Lupton
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Patent number: 9113808Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: GrantFiled: March 15, 2013Date of Patent: August 25, 2015Assignee: Skulpt, Inc.Inventors: Jose L. Bohorquez, Michael Rinehart, Ken Li, Haydn Taylor, Elmer C. Lupton
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Publication number: 20130338473Abstract: Embodiments of devices and methods for evaluating tissue are disclosed. In one embodiment, a method for measuring a characteristic of a tissue may include passing a current through the tissue, measuring a signal corresponding to the voltage resulting from passing the current through the tissue, analyzing current passed through the tissue and resulting voltage to determine the electrical characteristics of the tissue; and analyzing the electrical characteristics of the tissue to determine a status of the tissue. Disposable sensors are disclosed.Type: ApplicationFiled: March 15, 2013Publication date: December 19, 2013Applicant: Convergence Medical devices Inc.Inventors: Jose L. BOHORQUEZ, Michael RINEHART, Ken LI, Haydn TAYLOR, Elmer C. LUPTON
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Publication number: 20110218411Abstract: A fluid handling system for use in bodily fluid analysis. The system comprises a first fluid handling module configured to interface with a main instrument. The first fluid handling module has a first fluid handling network and the first fluid handling network includes an infusate passage and an infusion fluid pressure member suitable for moving fluid within the infusate passage. The fluid handling system also has a second fluid handling module separate from the first module which is configured to interface with the main instrument. The second fluid handling module has a second fluid handling network and at least one sample analysis cell which is accessible via the second fluid handling network. The first and second modules are configured to interconnect and provide fluid communication between the first and second fluid handling network and the sample cells.Type: ApplicationFiled: January 6, 2011Publication date: September 8, 2011Applicant: OptiScan Biomedical CorporationInventors: Richard Keenan, Jeff Chiou, Jennifer Gable, Ken Li, Roger Tong, Mike Recknor, James R. Braig
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Publication number: 20080072663Abstract: A method of extracting and analyzing bodily fluids from a patient at the point of care for the patient is provided. The method comprises establishing fluid communication between an analyte detection system and a bodily fluid in the patient. A portion of the bodily fluid is drawn from the patient. A first component of the bodily fluid is separated from the drawn portion, while the analyte detection system remains in fluid communication with the patient. The analyte detection system analyzes the first component to measure a concentration of an analyte in an accurate and timely manner.Type: ApplicationFiled: August 15, 2007Publication date: March 27, 2008Applicant: OptiScan Biomedical CorporationInventors: Richard Keenan, Jeffrey Chiou, Roger Tong, Michael Recknor, Ken Li, James Braig, David Callicoat, Jennifer Gable
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Publication number: 20070180264Abstract: A case-grounded flash-memory drive has a printed-circuit board assembly (PCBA) with flash-memory chips and a controller chip. The PCBA is encased inside an upper case and a lower case, with a Serial AT-Attachment (SATA) connector that fits through an opening between the cases. The cases can be assembled with the PCBA by a screw-together or thermal-bond adhesive method. Triple-axis case-grounding tabs draw any electro-static-discharges (ESD) current off the upper case along a primary axis and onto a PCBA ground through a secondary axis that is screwed into the PCBA. An intermediary axis between the primary and secondary axes fits around a PCBA notch while the secondary axis passes through a metalized alignment hole on the PCBA for grounding. When the SATA connector is inserted into a host, the host ground sinks ESD currents collected by the triple-axis case-grounding tabs.Type: ApplicationFiled: March 29, 2007Publication date: August 2, 2007Applicant: SUPER TALENT ELECTRONICS INC.Inventors: Jim Ni, Ken Li, Abraham Ma, Ming-Shiang Shen
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Publication number: 20070104616Abstract: A fluid handling system for use in bodily fluid analysis. The system comprises a first fluid handling module configured to interface with a main instrument. The first fluid handling module has a first fluid handling network and the first fluid handling network includes an infusate passage and an infusion fluid pressure member suitable for moving fluid within the infusate passage. The fluid handling system also has a second fluid handling module separate from the first module which is configured to interface with the main instrument. The second fluid handling module has a second fluid handling network and at least one sample analysis cell which is accessible via the second fluid handling network. The first and second modules are configured to interconnect and provide fluid communication between the first and second fluid handling network and the sample cells.Type: ApplicationFiled: October 6, 2006Publication date: May 10, 2007Inventors: Richard Keenan, Jeff Chion, Jennifer Gable, Ken Li, Roger Tong, Mike Recknor, James Braig
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Publication number: 20060145727Abstract: An apparatus for compensating for glitch occurrence in a reset signal that is applied in an integrated circuit, includes: a logic stage capable to process an incoming signal and a delayed incoming signal that is a delayed version of the incoming signal, the logic stage capable to generate an output signal so that when the incoming signal and the delayed incoming signal are in the same state, the output signal will be in the same state.Type: ApplicationFiled: February 28, 2006Publication date: July 6, 2006Applicant: Altera CorporationInventors: Sarathy Sribhashyam, David Hoff, Ken Li
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Publication number: 20050264815Abstract: A sample element configured to hold a material sample for determining a concentration of an analyte in the material sample. The sample element comprises a first window, a sample chamber partially defined by the first window, and a second, moveable window substantially aligned with the first window and the sample chamber. The second window is moveable from a first position in which the second window is spaced from the sample chamber, to a second position in which the second window covers and at least partially encloses the sample chamber.Type: ApplicationFiled: May 6, 2005Publication date: December 1, 2005Inventors: Mark Wechsler, Kenneth Witte, Rich Keenan, Ken Li, Andrew Smith, James Braig
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Publication number: 20050250217Abstract: Disclosed is a sample element for use in analyzing a concentration of an analyte in a material sample. The sample element comprises a sample chamber having at least one window, and a supply passage extending from the sample chamber. The supply passage defines a supply axis. The sample element further comprises a vent opening in fluid communication with the sample chamber. The vent opening is offset from the supply axis as the sample element is viewed orthogonal to the window.Type: ApplicationFiled: May 6, 2005Publication date: November 10, 2005Inventors: Rich Keenan, Ken Li
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Publication number: 20050036146Abstract: A sample element includes first and second substantially parallel faces separated by an intermediate member. The parallel faces and the intermediate member at least partially define a sample chamber configured to hold a volume of fluid. The sample element further includes an optical path extending through the parallel faces and the intermediate member, such that electromagnetic radiation can propagate through the sample chamber. The sample element further includes an identifying compound disposed within or on at least one of the parallel faces. The identifying compound has at least one indexed optical absorbance feature, such that spectral analysis of electromagnetic radiation propagated through the sample chamber yields the indexed optical absorbance feature. Detection of the indexed optical absorbance feature in electromagnetic radiation propagated through the sample chamber indicates to an analyte detection system whether the sample element is configured for use with the analyte detection system.Type: ApplicationFiled: April 15, 2004Publication date: February 17, 2005Inventors: James Braig, Kenneth Witte, Philip Hartstein, Ken Li, Peter Rule
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Publication number: 20030122081Abstract: An analyte detection system for non-invasively determining the concentration of an analyte in a sample is described. The detection system includes a window assembly consisting of a main layer adapted to allow electromagnetic radiation to pass therethrough, and a heater layer adapted to exchange heat to the sample. The system also includes a detector adapted to detect electromagnetic radiation emitted by the sample and passed through the window assembly. The analyte detection system also includes a control system in electrical communication with the heater layer and adapted to cause the heater layer to exchange heat to the sample. The main layer of the window assembly may be made from a variety of materials such as germanium, silicon, and chemical vapor deposited diamond.Type: ApplicationFiled: October 29, 2002Publication date: July 3, 2003Inventors: Roger Herrera, David Correia, Julian Cortella, James Braig, Arthur Shulenberger, Ken Li