Patents by Inventor Susumu Satake

Susumu Satake 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).

  • Plate-like current collector and method of producing the same
    Patent number: 6096455
    Abstract: A plate-like current collector and the method of producing the same, said collector comprising a metal foil having a plurality of bowl-like projections, each projection projecting downwardly from the front side thereof to the reverse side thereof and having a penetrated hole in the center of the projection, a turning peripheral portion of the central penetrated hole formed to curve upwardly to a level positioning beneath the front side of the metal foil, wherein the penetrated hole may be enlarged or contracted using the elastic deformation of the turning peripheral portion.
    Type: Grant
    Filed: October 21, 1998
    Date of Patent: August 1, 2000
    Assignees: Nippon Seihaku Kabushiki Kaisha, Nippaku Sangyo Kabushiki Kaisha
    Inventors: Susumu Satake, Koichi Ashizawa, Kazuo Tahara