Patents by Inventor Terumitsu Souma

Terumitsu Souma 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).

  • Infrared sensor
    Patent number: 6191420
    Abstract: In an infrared sensor including a compensating element and an infrared sensitive element, the main bodies of which consist of temperature-sensing layers of germanium and are supported on a single-crystal silicon substrate with bridge structures of silicon oxynitride layers; infrared protection layers individually made of aluminum and/or gold with a thickness of 0.1-1.0 &mgr;m formed on both sides of the main body of the compensating element via insulating layers of silicon oxynitride of about 0.1-10 &mgr;m for almost completely shielding the compensating element from incident infrared rays and improving the sensor's sensitivity.
    Type: Grant
    Filed: June 18, 1998
    Date of Patent: February 20, 2001
    Assignee: Terumo Kabushiki Kaisha
    Inventor: Terumitsu Souma