Patents by Inventor Zhen-Ji Han

Zhen-Ji Han 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).

  • Binder for lithium cell, composition for producing electrode, and electrode
    Patent number: 10862127
    Abstract: It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: December 8, 2020
    Assignees: TOKYO UNIVERSITY OF SCIENCE FOUNDATION, FUJIFILM WAKO PURE CHEMICAL CORPORATION
    Inventors: Shinichi Komaba, Naoaki Yabuuchi, Zhen-ji Han, Takeo Sasaki, Shota Hashimoto, Kuniaki Okamoto, Tsuneaki Maesawa
  • Binder for lithium cell, composition for producing electrode, and electrode
    Patent number: 10044040
    Abstract: It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.
    Type: Grant
    Filed: October 25, 2013
    Date of Patent: August 7, 2018
    Assignees: TOKYO UNIVERSITY OF SCIENCE FOUNDATION, WAKO PURE CHEMICAL INDUSTRIES, LTD.
    Inventors: Shinichi Komaba, Naoaki Yabuuchi, Zhen-Ji Han, Takeo Sasaki, Shota Hashimoto, Kuniaki Okamoto, Tsuneaki Maesawa
  • BINDER FOR LITHIUM CELL, COMPOSITION FOR PRODUCING ELECTRODE, AND ELECTRODE
    Publication number: 20180138508
    Abstract: It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.
    Type: Application
    Filed: November 21, 2017
    Publication date: May 17, 2018
    Applicants: WAKO PURE CHEMICAL INDUSTRIES,LTD., TOKYO UNIVERSITY OF SCIENCE FOUNDATION
    Inventors: Shinichi Komaba, Naoaki Yabuuchi, Zhen-ji Han, Takeo Sasaki, Shota Hashimoto, Kuniaki Okamoto, Tsuneaki Maesawa
  • BINDER FOR LITHIUM CELL, COMPOSITION FOR PRODUCING ELECTRODE, AND ELECTRODE
    Publication number: 20150287993
    Abstract: It is an object of the present invention to provide an electrode capable of maintaining superior capacity retention without destruction of an electrode structure, even in the case of using an active material including silicon.
    Type: Application
    Filed: October 25, 2013
    Publication date: October 8, 2015
    Applicants: WAKO PURE CHEMICAL INDUSTRIES, LTD., Tokyo University of Science Foundation
    Inventors: Shinichi Komaba, Naoaki Yabuuchi, Zhen-Ji Han, Takeo Sasaki, Shota Hashimoto, Kuniaki Okamoto, Tsuneaki Maesawa