Patents by Inventor John P. Mohrhauser

John P. Mohrhauser 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).

  • Controlled duration switch
    Patent number: 4015139
    Abstract: Switches of the kind formed by a controller with an actuator which is automatically restored to its "off" position at the end of a prescribed time interval and provides an indication shortly before the end of the interval. The controller may be manually energized or motor driven.
    Type: Grant
    Filed: May 6, 1975
    Date of Patent: March 29, 1977
    Inventors: John M. Cleary, John P. Mohrhauser