Patents by Inventor Tomoyuki Ohkura

Tomoyuki Ohkura 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).

  • Oriented foamed rotary member, and developing device using same
    Patent number: 5930570
    Abstract: There are disclosed a foamed rotary member having a surface of a foam, and a large number of cells provided in the foam and each having a prolate spheroid shape, wherein the major axis direction of the cell is along the rotation axis direction, and also a developing device using the foamed rotary member as a toner supplying rotary member.
    Type: Grant
    Filed: June 5, 1996
    Date of Patent: July 27, 1999
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshiro Saito, Hiroshi Sasame, Tatsuhiko Hayakawa, Tetsuya Kobayashi, Naoki Enomoto, Tomoyuki Ohkura, Hideo Kimata
  • 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
  • Automobile
    Patent number: D373331
    Type: Grant
    Filed: March 16, 1995
    Date of Patent: September 3, 1996
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Tomoyuki Ohkura, Harumi Okano