Patents by Inventor Toshiki Hayasaka

Toshiki Hayasaka 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).

  • Method for producing flexible board
    Patent number: 6027762
    Abstract: A method of producing a flexible board includes printing a circuit pattern on a base film, and providing a plating onto a surface of the circuit pattern.
    Type: Grant
    Filed: May 23, 1996
    Date of Patent: February 22, 2000
    Assignee: Mitsumi Electric Co., Ltd.
    Inventors: Tsutomu Tomita, Hironobu Kanesawa, Takaaki Murata, Shingo Naito, Toshiki Hayasaka