Patents by Inventor Tadashi Goryo

Tadashi Goryo 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).

  • Silver(II) oxide cell and its manufacture
    Patent number: 4101719
    Abstract: A silver(II) oxide cell which comprises a positive electrode comprising a shaped body of silver(II) oxide as a positive active material, a negative electrode comprising zinc as a negative active material and an alkaline electrolyte, characterized in that the shaped body is a molding product of a composition comprising particles of which each particle comprises a core part of silver(II) oxide and a surface part of silver(I) oxide integrally and continuously provided around the core part, the weight ratio of the silver(II) oxide and the silver(I) oxide being from about 70 : 30 to 90 : 10. Such silver(II) oxide cell has large discharge capacity and shows a flat and even discharge characteristics without any substantial deterioration in performances on storage.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: July 18, 1978
    Assignee: Hitachi Maxell, Ltd.
    Inventors: Yoshio Uetani, Akio Shimizu, Kozo Kajita, Hiroshi Ishiuchi, Tadashi Goryo, Kazuo Ishida