Patents by Inventor Oleg M. Andreev

Oleg M. Andreev 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).

  • Mercury contact
    Patent number: 4311769
    Abstract: The mercury contact comprises a solid metal base of antimony, wetted with mercury. The method of manufacturing the mercury contact includes preparing the solid metal base by electrolytic deposition of antimony onto the substrate, and subsequently coating the antimony with a layer of mercury.
    Type: Grant
    Filed: March 13, 1979
    Date of Patent: January 19, 1982
    Inventors: Oleg M. Andreev, Anatoly V. Zakurdaev, Vladimir I. Vyzhimov