using bipolar transistors

Patents Grantslast 30 patents

  • Information Patent Grant

    Mixer for a receiver

    • Patent number 6,317,590
    • Issue date Nov 13, 2001
    • Nokia Mobile Phones, Ltd.
    • Adrian P. Nash
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Self-oscillating mixer circuits, and FMCW radar

    • Patent number 5,280,290
    • Issue date Jan 18, 1994
    • U.S. Philips Corporation
    • David H. Evans
    • G01 - MEASURING TESTING
  • Information Patent Grant

    UHF transistor mixer circuit

    • Patent number 5,241,228
    • Issue date Aug 31, 1993
    • Murata Manufacturing Co., Ltd.
    • Masao Uno
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Frequency divider with darlington transistors

    • Patent number 4,769,621
    • Issue date Sep 6, 1988
    • Avantek, Inc.
    • Issy Kipnis
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Self-oscillating mixer with Darlington transistors

    • Patent number 4,688,005
    • Issue date Aug 18, 1987
    • Avantek, Inc.
    • Issy Kipnis
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Tuner device for a television receiver

    • Patent number 4,214,212
    • Issue date Jul 22, 1980
    • Indesit Industria Elettrodomestici Italiana S.p.A.
    • Edoardo Dipietromaria
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3624514

    • Patent number 3,624,514
    • Issue date Nov 30, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3569850

    • Patent number 3,569,850
    • Issue date Mar 9, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3462690

    • Patent number 3,462,690
    • Issue date Aug 19, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3389339

    • Patent number 3,389,339
    • Issue date Jun 18, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3376510

    • Patent number 3,376,510
    • Issue date Apr 2, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3356952

    • Patent number 3,356,952
    • Issue date Dec 5, 1967
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3317864

    • Patent number 3,317,864
    • Issue date May 2, 1967
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3253239

    • Patent number 3,253,239
    • Issue date May 24, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3252095

    • Patent number 3,252,095
    • Issue date May 17, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3252096

    • Patent number 3,252,096
    • Issue date May 17, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2963578

    • Patent number 2,963,578
    • Issue date Dec 6, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents