Patents by Inventor Sigeru Kotaki

Sigeru Kotaki 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).

  • Automatic fishing machine
    Patent number: 3986288
    Abstract: An automatic fishing rod capable of swinging up and down under hydraulic pressure, and which provides for automatic unhooking of a caught fish. If the fish fails to be readily released from the hook, the rod is caused to oscillate until it is freed therefrom. The movement of the rod is effected at a controlled speed so as not to damage the caught fish.
    Type: Grant
    Filed: May 15, 1975
    Date of Patent: October 19, 1976
    Inventor: Sigeru Kotaki