by means of semiconductor devices having more than two electrodes

Patents Grantslast 30 patents

  • Information Patent Grant

    Monolithically integrable frequency demodulator device

    • Patent number 5,903,187
    • Issue date May 11, 1999
    • Thomson Broadcast Systems
    • Claude Claverie
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FM detector circuit with error voltage applied to phase shifting ci...

    • Patent number 5,302,910
    • Issue date Apr 12, 1994
    • Toko, Inc.
    • Hiroshi Kondo
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FM demodulating circuit having an insensitive frequency point

    • Patent number 4,559,566
    • Issue date Dec 17, 1985
    • Victor Company of Japan, Ltd.
    • Kazuyuki Suenaga
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FM Detector using a phase shift network and an analog multiplier

    • Patent number 4,362,998
    • Issue date Dec 7, 1982
    • Hitachi, Ltd.
    • Kazuo Watanabe
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Frequency discriminator utilizing a transferred electron device

    • Patent number 4,356,415
    • Issue date Oct 26, 1982
    • RCA Corporation
    • Fred Sterzer
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FM Detecting circuit

    • Patent number 4,353,034
    • Issue date Oct 5, 1982
    • Sanyo Electric Co., Ltd.
    • Yuji Kimoto
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Time modulation pulse averaging demodulator

    • Patent number 4,280,100
    • Issue date Jul 21, 1981
    • Bell & Howell Company
    • Bert H. Dann
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Differential FM detector with series tuned filter

    • Patent number 4,272,726
    • Issue date Jun 9, 1981
    • RCA Corporation
    • Max E. Malchow
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FM Detector using a phase shift network and an analog multiplier

    • Patent number 4,236,117
    • Issue date Nov 25, 1980
    • Hitachi, Ltd.
    • Kazuo Watanabe
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Detector for AM-FM signals

    • Patent number 3,999,138
    • Issue date Dec 21, 1976
    • General Electric Company
    • William Peil
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3696301

    • Patent number 3,696,301
    • Issue date Oct 3, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3676785

    • Patent number 3,676,785
    • Issue date Jul 11, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3582799

    • Patent number 3,582,799
    • Issue date Jun 1, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3555441

    • Patent number 3,555,441
    • Issue date Jan 12, 1971
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3537018

    • Patent number 3,537,018
    • Issue date Oct 27, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3519944

    • Patent number 3,519,944
    • Issue date Jul 7, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3495178

    • Patent number 3,495,178
    • Issue date Feb 10, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3484706

    • Patent number 3,484,706
    • Issue date Dec 16, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3471792

    • Patent number 3,471,792
    • Issue date Oct 7, 1969
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3464019

    • Patent number 3,464,019
    • Issue date Aug 26, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3462694

    • Patent number 3,462,694
    • Issue date Aug 19, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3431503

    • Patent number 3,431,503
    • Issue date Mar 4, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3384818

    • Patent number 3,384,818
    • Issue date May 21, 1968
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3383607

    • Patent number 3,383,607
    • Issue date May 14, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3355669

    • Patent number 3,355,669
    • Issue date Nov 28, 1967
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3348062

    • Patent number 3,348,062
    • Issue date Oct 17, 1967
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3328687

    • Patent number 3,328,687
    • Issue date Jun 27, 1967
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3328710

    • Patent number 3,328,710
    • Issue date Jun 27, 1967
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3299281

    • Patent number 3,299,281
    • Issue date Jan 17, 1967
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3290608

    • Patent number 3,290,608
    • Issue date Dec 6, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents