Patents by Inventor Yasunobu Shigaki

Yasunobu Shigaki 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).

  • Humidity sensor
    Patent number: 5136274
    Abstract: A chemically and physically stable humidity sensor including a porous sintered body and electrodes, which is formed by bringing a humidity sensor including a porous sintered body and electrodes into contact with a solution of a polyurethane resin.
    Type: Grant
    Filed: February 1, 1990
    Date of Patent: August 4, 1992
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Tadashi Shimomura, Hidechika Wakabayashi, Yasunobu Shigaki, Mitsuzo Arii