Patents by Inventor Toshio Hayakawa

Toshio Hayakawa 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).

  • Patent number: 3965479
    Abstract: A multi-stylus printing head cell in which a plurality of styli or electrodes are placed in and bonded to a plurality of parallel grooves formed in one of the major surfaces of a base in such a way that one end portions of the styli may extended out of the base; the exposed conductors of a flat flexible cable are overlaid upon the styli and made into electrical connection therewith; a retaining plate is placed over the exposed conductors; and the legs or side walls of a U-shaped holder are folded inwards over the retaining plate, whereby the base, the styli, the flat flexible cable, the retainer and the holder may be securely held as a unitary construction.
    Type: Grant
    Filed: September 16, 1975
    Date of Patent: June 22, 1976
    Assignee: Matsieshita Electric Industrial Co., Ltd.
    Inventors: Naraji Sakamoto, Tatsuo Mitsui, Toshio Hayakawa
  • Patent number: D243449
    Type: Grant
    Filed: May 14, 1976
    Date of Patent: February 22, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Toshio Hayakawa, Masao Nakamura
  • Patent number: D243756
    Type: Grant
    Filed: May 14, 1976
    Date of Patent: March 22, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Shigeo Makino, Hiroshi Kojima, Toshio Hayakawa, Shigeo Watanabe
  • Patent number: D243757
    Type: Grant
    Filed: May 14, 1976
    Date of Patent: March 22, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Toshio Hayakawa, Sigemitsu Nakamura
  • Patent number: D244181
    Type: Grant
    Filed: August 7, 1975
    Date of Patent: May 3, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Muneyoshi Maeda, Hiroshi Kojima, Toshio Hayakawa
  • Patent number: D244440
    Type: Grant
    Filed: May 14, 1976
    Date of Patent: May 24, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Toshio Hayakawa, Masahiro Takayama
  • Patent number: D244441
    Type: Grant
    Filed: May 11, 1976
    Date of Patent: May 24, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Toshio Hayakawa, Misao Kawabata, Haruo Kawashima, Masahiro Takayama
  • Patent number: D244770
    Type: Grant
    Filed: February 4, 1976
    Date of Patent: June 21, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Hiroshi Kojima, Toshio Hayakawa, Masafumi Yoshihara