Patents by Inventor Stanislav Vasilievich Ugolnikov

Stanislav Vasilievich Ugolnikov 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).

  • Device for measuring and checking parameters of electric circuit elements
    Patent number: 4039945
    Abstract: A device for measuring and checking parameters of elements of electric circuits having at least three elements forming a closed loop, comprising a testing signal source whose output is intended to be connected to a first lead of a first element being checked, a first operational amplifier, a first group of auxiliary amplifiers whose inputs are intended to be connected to the remaining leads of the first element being checked, and at least one operational amplifier of a second group, whose input is intended to be connected to a first lead of at least one second element of the electric circuit, whose second lead is connected to the first lead of the first element being checked, as well as a data processing means, the outputs of all the operational amplifiers being connected to an input of the data processing means.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: August 2, 1977
    Inventors: Stanislav Vasilievich Ugolnikov, Stanislav Petrovich Kosach, Vladimir Davydovich Kaplun, Valentin Ivanovich Zhitnik, Anatoly Yakovlevich Bulgakov