Patents by Inventor Vladimir I. Khandogin

Vladimir I. Khandogin 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).

  • Power control device for the magnetron of microwave oven
    Patent number: 4816986
    Abstract: A power control device for a microwave cooking oven includes a regulator of the anode voltage of the magnetron and a heater voltage source. The anode voltage regulator includes a d.c. voltage bridge-type converter, a transformer, a rectifier and a filter. The heater voltage source includes a half-bridge d.c. to a.c. voltage converter. The half-bridge and bridge converters are controlled each by signals coming from the respective generators of pulse sequences.
    Type: Grant
    Filed: February 8, 1988
    Date of Patent: March 28, 1989
    Inventors: Jury A. Spiridonov, Vladimir I. Khandogin, Anatoly I. Ivanov-Tsyganov