Patents by Inventor Yuki KUMABUCHI

Yuki KUMABUCHI 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).

  • SEPARATOR AND METHOD FOR MANUFACTURING THE SEPARATOR
    Publication number: 20140349194
    Abstract: A separator arranged between a pair of electrode sheets includes a nonwoven fabric formed of thermoplastic resin fibers spun by a melt-blowing process. The fibers include fine fibers having fiber diameters of 0.1 ?m or more and 1 ?m or less, and thick fibers having fiber diameters of 8 ?m or more and 30 ?m or less. The fine fibers and the thick fibers are mixed over the entire thickness of the nonwoven fabric.
    Type: Application
    Filed: March 21, 2014
    Publication date: November 27, 2014
    Applicant: TOYOTA BOSHOKU KABUSHIKI KAISHA
    Inventor: Yuki KUMABUCHI