Patents by Inventor Edwin Gee

Edwin Gee 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).

  • Current control device and method
    Patent number: 4076974
    Abstract: A circuit for improved control of current for use in conjunction with an inductive load, for example, a transformer in a welding operation. The circuit of this invention is adapted to maintain the percentage of total RMS current demand directly proportional to a reference signal. A nonlinear control signal generator is provided to supply a control signal which is compared to the reference signal to operate a switch means for controlling the flow of current in the inductive load.
    Type: Grant
    Filed: December 17, 1975
    Date of Patent: February 28, 1978
    Assignee: Technitron, Inc.
    Inventor: Edwin Gee