Patents by Inventor Qingling Yang

Qingling Yang 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).

  • Patent number: 12653430
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as interference rejection membranes as well as methods for making and using such sensors. The amperometric analyte sensor apparatus comprises: a base layer; a conductive layer disposed on the base layer and comprising a working electrode; an interference rejection membrane disposed on an electroactive surface of the working electrode, wherein the interference rejection membrane comprises poly(vinyl alcohol) (PVA) polymers crosslinked by an acid crosslinker, wherein the crosslinker is a dicarboxylic acid type monomer or a polymer comprising a carboxylic acid group; and an analyte sensing layer. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: June 16, 2026
    Assignee: MEDTRONIC MINIMED, INC.
    Inventors: Qingling Yang, Robert C. Mucic, Rajiv Shah
  • Publication number: 20260106374
    Abstract: There is disclosed a reconfigurable antenna array comprising an RF feed, configured to receive RF signals from an RF source; a plurality of waveguide feed structures, each waveguide feed structure comprising a plurality of unit cells arranged end-to-end, each unit cell configured to transmit RF signals out of the unit cell; and an RF power distributor, operatively connected to said RF feed, configured to split the received RF signals into multiple channels and to allocate different channels to different respective waveguide feed structures, wherein each waveguide feed structure is configured to guide the RF signals of the channel allocated to the waveguide structure to the unit cells of the waveguide feed structure. Each unit cell comprises reconfigurable components configured to manipulate electromagnetic properties of the RF signals received by the RF feed and guided along the respective waveguide structure so as to control a radiation pattern of the antenna array.
    Type: Application
    Filed: September 25, 2023
    Publication date: April 16, 2026
    Inventors: Zhenhua Hu, Qingling Yang
  • Patent number: 12522853
    Abstract: Embodiments of the invention provide amperometric analyte sensors having elements selected to optimize enzymatic activities associated with such sensors including polymers functionalized with enzymatic mediators as well as methods for making and using such sensors. While embodiments of the invention can be used in a variety of contexts, typical embodiments of the invention include glucose or ketone sensors used in the management of diabetes.
    Type: Grant
    Filed: October 4, 2023
    Date of Patent: January 13, 2026
    Assignee: MEDTRONIC MINIMED, INC.
    Inventors: Qingling Yang, Ashwin K. Rao, Hanieh Ghadimi
  • Publication number: 20240298941
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as interference rejection membranes, and associated architectures, as well as methods for making and using such sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: May 16, 2024
    Publication date: September 12, 2024
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Ashwin K. Rao, Qingling Yang, Ellis Garai, Daniel E. Pesantez
  • Patent number: 11998330
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as interference rejection membranes, and associated architectures, as well as methods for making and using such sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: June 4, 2024
    Assignee: MEDTRONIC MINIMED, INC.
    Inventors: Ashwin K. Rao, Qingling Yang, Ellis Garai, Daniel E. Pesantez
  • Publication number: 20240158827
    Abstract: Embodiments of the invention provide amperometric analyte sensors having elements selected to optimize enzymatic activities associated with such sensors including polymers functionalized with enzymatic mediators as well as methods for making and using such sensors. While embodiments of the invention can be used in a variety of contexts, typical embodiments of the invention include glucose or ketone sensors used in the management of diabetes.
    Type: Application
    Filed: October 4, 2023
    Publication date: May 16, 2024
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Qingling Yang, Ashwin K. Rao, Hanieh Ghadimi
  • Publication number: 20220240823
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as interference rejection membranes, and associated architectures, as well as methods for making and using such sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: January 29, 2021
    Publication date: August 4, 2022
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Ashwin K. Rao, Qingling Yang, Ellis Garai, Daniel E. Pesantez
  • Patent number: 11266332
    Abstract: The invention disclosed herein includes amperometric glucose sensors having electrodes formed from processes that electrodeposit platinum black in a manner that produces relatively smooth three dimensional metal architectures, ones that contribute to sensor reliability and stability. Embodiments of the invention provide analyte sensors having such uniform electrode architectures as well as methods for making and using these sensor electrodes. A number of working embodiments of the invention are shown to be useful in amperometric glucose sensors worn by diabetic individuals.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: March 8, 2022
    Assignee: Medtronic MiniMed, inc.
    Inventors: Ting Huang, Ashwin K. Rao, Rajiv Shah, Qingling Yang
  • Publication number: 20220047193
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as interference rejection membranes as well as methods for making and using such sensors. The amperometric analyte sensor apparatus comprises: a base layer; a conductive layer disposed on the base layer and comprising a working electrode; an interference rejection membrane disposed on an electroactive surface of the working electrode, wherein the interference rejection membrane comprises poly(vinyl alcohol) (PVA) polymers crosslinked by an acid crosslinker, wherein the crosslinker is a dicarboxylic acid type monomer or a polymer comprising a carboxylic acid group; and an analyte sensing layer. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: October 29, 2021
    Publication date: February 17, 2022
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Qingling Yang, Robert C. Mucic
  • Publication number: 20200060586
    Abstract: The invention disclosed herein includes amperometric glucose sensors having electrodes formed from processes that electrodeposit platinum black in a manner that produces relatively smooth three dimensional metal architectures, ones that contribute to sensor reliability and stability. Embodiments of the invention provide analyte sensors having such uniform electrode architectures as well as methods for making and using these sensor electrodes. A number of working embodiments of the invention are shown to be useful in amperometric glucose sensors worn by diabetic individuals.
    Type: Application
    Filed: August 27, 2019
    Publication date: February 27, 2020
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Ting Huang, Ashwin K. Rao, Rajiv Shah, Qingling Yang
  • Patent number: 10426383
    Abstract: The invention disclosed herein includes amperometric glucose sensors having electrodes formed from processes that electrodeposit platinum black in a manner that produces relatively smooth three dimensional metal architectures, ones that contribute to sensor reliability and stability. Embodiments of the invention provide analyte sensors having such uniform electrode architectures as well as methods for making and using these sensor electrodes. A number of working embodiments of the invention are shown to be useful in amperometric glucose sensors worn by diabetic individuals.
    Type: Grant
    Filed: February 27, 2013
    Date of Patent: October 1, 2019
    Assignee: MEDTRONIC MINIMED, INC.
    Inventors: Ting Huang, Ashwin K. Rao, Rajiv Shah, Qingling Yang
  • Publication number: 20190094169
    Abstract: The invention pertains to analyte sensors designed to include layered compositions that provide these sensors with enhanced functional and/or material properties including, for example, resistance to damage caused by ethylene oxide during sterilization processes. Embodiments of the invention include polyvinyl alcohol N-methyl-4(4?-formylstyryl)pyridinium (SbQ) polymer materials and methods for employing such materials during the ethylene oxide sterilization of glucose sensors.
    Type: Application
    Filed: November 26, 2018
    Publication date: March 28, 2019
    Applicant: MEDTRONIC MINIMED, INC.
    Inventors: Rajiv Shah, Qingling Yang, Robert C. Mucic, Jenn-Hann Larry Wang
  • Publication number: 20170311858
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as interference rejection membranes as well as methods for making and using such sensors. The amperometric analyte sensor apparatus comprises: a base layer; a conductive layer disposed on the base layer and comprising a working electrode; an interference rejection membrane disposed on an electroactive surface of the working electrode, wherein the interference rejection membrane comprises poly(vinyl alcohol) (PVA) polymers crosslinked by an acid crosslinker, wherein the crosslinker is a dicarboxylic acid type monomer or a polymer comprising a carboxylic acid group; and an analyte sensing layer. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: April 27, 2016
    Publication date: November 2, 2017
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Qingling Yang, Robert C. Mucic
  • Publication number: 20150122647
    Abstract: The invention pertains to analyte sensors designed to include layered compositions that provide these sensors with enhanced functional and/or material properties including, for example, resistance to damage caused by ethylene oxide during sterilization processes. Embodiments of the invention include polyvinyl alcohol N-methyl-4(4?-formylstyryl)pyridinium (SbQ) polymer materials and methods for employing such materials during the ethylene oxide sterilization of glucose sensors.
    Type: Application
    Filed: November 4, 2014
    Publication date: May 7, 2015
    Inventors: Rajiv Shah, Qingling Yang, Robert C. Mucic, Jenn-Hann Larry Wang
  • Publication number: 20150122645
    Abstract: Embodiments of the invention provide analyte sensors formed from layered materials that include polymeric enzyme compositions selected to provide advantageous material properties, as well as methods for making and using such sensors. Typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: November 7, 2013
    Publication date: May 7, 2015
    Inventors: Qingling Yang, Rajiv Shah, Robert C. Mucic, Mercedes M. Perez, Ting Huang
  • Publication number: 20140243634
    Abstract: The invention disclosed herein includes amperometric glucose sensors having electrodes formed from processes that electrodeposit platinum black in a manner that produces relatively smooth three dimensional metal architectures, ones that contribute to sensor reliability and stability. Embodiments of the invention provide analyte sensors having such uniform electrode architectures as well as methods for making and using these sensor electrodes. A number of working embodiments of the invention are shown to be useful in amperometric glucose sensors worn by diabetic individuals.
    Type: Application
    Filed: February 27, 2013
    Publication date: August 28, 2014
    Applicant: Medtronic MiniMed, Inc.
    Inventors: Ting Huang, Ashwin K. Rao, Rajiv Shah, Qingling Yang
  • Patent number: 8808532
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as electrodes formed from sputtered platinum compositions as well as layers of material selected to optimize the characteristics of a wide variety of sensor elements and sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: August 19, 2014
    Assignee: Medtronic Minimed, Inc
    Inventors: Qingling Yang, Rajiv Shah, Xiaolong Li, Barry Phong Pham, Yiwen Li
  • Patent number: 8608921
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as electrodes formed from sputtered platinum compositions as well as layers of material selected to optimize the characteristics of a wide variety of sensor elements and sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: December 17, 2013
    Assignee: Medtronic MiniMed, Inc.
    Inventors: Xiaolong Li, Rajiv Shah, Qingling Yang, Yiwen Li, Barry Phong Pham
  • Publication number: 20120186997
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as electrodes formed from sputtered platinum compositions as well as layers of material selected to optimize the characteristics of a wide variety of sensor elements and sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: January 20, 2011
    Publication date: July 26, 2012
    Applicant: MEDTRONIC MINIMED, INC.
    Inventors: Xiaolong Li, Rajiv Shah, Qingling Yang, Yiwen Li, Barry Phong Pham
  • Publication number: 20120190950
    Abstract: Embodiments of the invention provide amperometric analyte sensors having optimized elements such as electrodes formed from sputtered platinum compositions as well as layers of material selected to optimize the characteristics of a wide variety of sensor elements and sensors. While embodiments of the innovation can be used in a variety of contexts, typical embodiments of the invention include glucose sensors used in the management of diabetes.
    Type: Application
    Filed: January 20, 2011
    Publication date: July 26, 2012
    Applicant: MEDTRONIC MINIMED, INC.
    Inventors: Qingling Yang, Rajiv Shah, Xiaolong Li, Barry Phong Pham, Yiwen Li