Patents by Inventor Masakuzu Seki

Masakuzu Seki 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).

  • Publication number: 20140255788
    Abstract: An object of the present invention is to provide a current collector which includes an aluminum alloy foil for electrode current collector, with high electrical conductivity and high strength after a drying process performed after application of an active material. According to the present invention, provided is a current collector including a conductive substrate and a resin layer provided on one side or both sides of the conductive substrate, wherein: the conductive substrate is an aluminum alloy foil containing 0.03 to 1.0 mass % (hereinafter mass % is referred to as %) of Fe, 0.01 to 0.3% of Si, 0.0001 to 0.2% of Cu, with the rest being Al and unavoidable impurities, an aluminum alloy foil after a final cold rolling having a tensile strength of 180 MPa or higher, a 0.2% yield strength of 160 MPa or higher, and an electrical conductivity of 58% IACS or higher; an aluminum alloy foil after performing a heat treatment at 120° C. for 24 hours, at 140° C. for 3 hours, or at 160° C.
    Type: Application
    Filed: July 29, 2011
    Publication date: September 11, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Masakuzu Seki, Osamu Kato, Sohei Saito, Yukiou Honkawa, Satoshi Suzuki, Koichi Ashizawa, Mitsuyuki Wasamoto, Kenichi Kadowaki, Kenji Yamamoto