Patents by Inventor Shunji Suzuki

Shunji Suzuki 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).

  • Semiconductor gas sensor
    Patent number: 4238758
    Abstract: A metal-oxide-semiconductor transistor gas sensor including a gate oxide film of a dielectric material having a permittivity of more than about ten between a substrate and a gate is provided. The existence of a particular gas is detected by the change in threshold voltage of the transistor.
    Type: Grant
    Filed: December 8, 1978
    Date of Patent: December 9, 1980
    Assignee: Kabushiki Kaisha Suwa Seikosha
    Inventor: Shunji Suzuki