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Yichun Wang

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  • West Roxbury, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Primary alkaline battery
    • Patent number 11,876,221
    • Issue date Jan 16, 2024
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Primary alkaline battery
    • Patent number 11,811,058
    • Issue date Nov 7, 2023
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Primary alkaline battery
    • Patent number 10,826,062
    • Issue date Nov 3, 2020
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Primary alkaline battery
    • Patent number 10,232,520
    • Issue date Mar 19, 2019
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Primary alkaline battery
    • Patent number 9,498,890
    • Issue date Nov 22, 2016
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Acid-treated manganese dioxide and methods of making thereof
    • Patent number 8,303,840
    • Issue date Nov 6, 2012
    • The Gillette Company
    • Kirakodu S. Nanjundaswamy
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Primary alkaline battery
    • Patent number 8,298,706
    • Issue date Oct 30, 2012
    • The Gillette Company
    • Paul A. Christian
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Primary alkaline battery containing bismuth metal oxide
    • Patent number 7,972,726
    • Issue date Jul 5, 2011
    • The Gillette Company
    • Cahit Eylem
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Primary Alkaline Battery
    • Publication number 20220123294
    • Publication date Apr 21, 2022
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Primary Alkaline Battery
    • Publication number 20210057741
    • Publication date Feb 25, 2021
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Primary Alkaline Battery
    • Publication number 20190214646
    • Publication date Jul 11, 2019
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PRIMARY ALKALINE BATTERY
    • Publication number 20160301074
    • Publication date Oct 13, 2016
    • DURACELL U.S. OPERATIONS, INC.
    • Paul Albert Christian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ALKALINE BATTERY SEPARATORS WITH ION-TRAPPING MOLECULES
    • Publication number 20130130093
    • Publication date May 23, 2013
    • The Gillette Company
    • Yichun Wang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PRIMARY ALKALINE BATTERY
    • Publication number 20130036603
    • Publication date Feb 14, 2013
    • The Gillette Company
    • Paul Albert Christian
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Application

    ACID-TREATED MANGANESE DIOXIDE AND METHODS OF MAKING THEREOF
    • Publication number 20110220842
    • Publication date Sep 15, 2011
    • Kirakodu S. Nanjundaswamy
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    PRIMARY ALKALINE BATTERY
    • Publication number 20110223493
    • Publication date Sep 15, 2011
    • Paul A. Christian
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Alkaline Battery Separators with Ion-Trapping Molecules
    • Publication number 20110117413
    • Publication date May 19, 2011
    • Yichun Wang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ALKALINE PRIMARY CELLS
    • Publication number 20110039150
    • Publication date Feb 17, 2011
    • Yichun Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ALKALINE PRIMARY CELLS
    • Publication number 20110039148
    • Publication date Feb 17, 2011
    • Yichun Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ALKALINE PRIMARY CELLS
    • Publication number 20110039149
    • Publication date Feb 17, 2011
    • Yichun Wang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Primary alkaline battery containing bismuth metal oxide
    • Publication number 20080008937
    • Publication date Jan 10, 2008
    • Cahit Eylem
    • H01 - BASIC ELECTRIC ELEMENTS