Patents by Inventor Takumi Yamana

Takumi Yamana 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).

  • Enclosed type lead batteries and method for producing the same
    Patent number: 4758482
    Abstract: An enclosed type lead battery comprises in combination:a cap formed of a synthetic resin, which is integrally formed with anodec and cathodec terminals formed of lead or a lead alloy inserted therein and an exhaust portion to which a safety valve is attached,a plate stack having its ears connected to said terminals, andan enclosure formed of a film or sheet made of a synthetic resin, in which said plate stack is placed, and which is thermally fused at the peripheral edge of its opening to said cap.
    Type: Grant
    Filed: September 25, 1987
    Date of Patent: July 19, 1988
    Assignee: Shin-Kobe Electric Machinery Co., Ltd.
    Inventors: Takumi Yamana, Tomoyuki Ohkura, Akira Ishiodori, Yoshimi Yabui, Yutaka Suzuki, Masayoshi Aoki, Mikio Oguma, Masatoshi Takasu, Akio Komaki, Takumi Hayakawa, Kensuke Hironaka, Hironao Wada, Satoshi Matsubayashi