Patents by Inventor Tohru Tabei

Tohru Tabei 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).

  • Safety device for gas burners
    Patent number: 4242080
    Abstract: A safety gas valve for gas burners for providing a "super safe" operation wherein upon the main valve being turned to an off position and the safety valve is held in an operative position by the residual heat of the thermocouple, means is provided for preventing the manual member for opening the main valve until the safety valve returns to the inoperative position.
    Type: Grant
    Filed: August 11, 1978
    Date of Patent: December 30, 1980
    Assignee: Honeywell Inc.
    Inventor: Tohru Tabei