Sanjay Gupta

Person

  • Phoenix, AZ, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Low frequency sinewave generator

    • Patent number 5,121,069
    • Issue date Jun 9, 1992
    • Siemens Transmission Systems, Inc.
    • Robert V. Burns
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Ringing signal generator

    • Patent number 5,001,748
    • Issue date Mar 19, 1991
    • Siemens Transmission Systems, Inc.
    • Robert V. Burns
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Overload detector and protection circuit

    • Patent number 4,965,692
    • Issue date Oct 23, 1990
    • Siemens Transmission Systems, Inc.
    • Robert V. Burns
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Series ringing signal generator

    • Patent number 4,962,527
    • Issue date Oct 9, 1990
    • Siemens Transmission Systems, Inc.
    • Robert V. Burns
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Ring signal generator for generating ring signals of different freq...

    • Patent number 4,924,511
    • Issue date May 8, 1990
    • Siemens Transmission Systems, Inc.
    • Robert V. Burns
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Isolated drive circuit

    • Patent number 4,908,857
    • Issue date Mar 13, 1990
    • Siemens Transmission Systems, Inc.
    • Robert V. Burns
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE