Patents by Inventor Oguchi Koichi

Oguchi Koichi 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).

  • Solar battery wristwatch
    Patent number: 4087960
    Abstract: A solar-battery wristwatch makes use of a flexible printed-circuit board for connecting the cells of the battery in series and for connecting said battery with a storage battery. The arrangement eliminates the need for connecting wires and extraneous supports in that the flexible printed-circuit board holds the solar battery against the dial plate of the watch.
    Type: Grant
    Filed: June 2, 1976
    Date of Patent: May 9, 1978
    Assignee: Kabushiki Kaisha Suwa Seikosha
    Inventor: Oguchi Koichi