Patents by Inventor Shinobu Okamoto

Shinobu Okamoto 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).

  • Apparatus for holding battery
    Patent number: 4075402
    Abstract: An improved structural arrangement for holding a battery having male and female terminals within the battery compartment of a portable electrical appliance includes two plate springs each connected at one end to the appliance circuitry and carrying, at the other end, one of the circuitry terminals for engagement with the corresponding battery terminal. The terminals of the battery are brought into engagement with the circuitry terminals simply by inserting the battery into the battery compartment against the elastic force of the plate springs. After engagement of the circuitry terminals with the battery terminals, the battery is held securely in place by the elastic force of the plate springs and contact between the mating terminals is likewise secured.
    Type: Grant
    Filed: July 27, 1976
    Date of Patent: February 21, 1978
    Inventor: Shinobu Okamoto
  • Tape recorder
    Patent number: D244699
    Type: Grant
    Filed: May 20, 1976
    Date of Patent: June 14, 1977
    Assignee: Kowa Company Ltd.
    Inventor: Shinobu Okamoto