Patents by Inventor Vladimir Alexeevich Smirnov

Vladimir Alexeevich Smirnov 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).

  • Means for controlling electromagnetic device having hermetically sealed contacts
    Patent number: 4047237
    Abstract: The invention relates to hermetically sealed contacts, electromagnetic devices using such contacts, as well as method and means for controlling such electromagnetic devices.
    Type: Grant
    Filed: September 29, 1975
    Date of Patent: September 6, 1977
    Inventors: Vladimir Alexeevich Smirnov, Vadim Nikolaevich Shoffa
  • Electromagnetic device using hermetically sealed contacts
    Patent number: 3952271
    Abstract: The invention relates to hermetically sealed contacts, electromagnetic devices using such contacts, as well as method and means for controlling such electromagnetic devices.
    Type: Grant
    Filed: September 13, 1974
    Date of Patent: April 20, 1976
    Inventors: Vladimir Alexeevich Smirnov, Vadim Nikolaevich Shoffa