with adjustable delay time

Industry

  • CPC
  • H03H9/38
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Patents Grantslast 30 patents

  • Information Patent Grant

    Test system for evaluating feedback performance of a listening device

    • Patent number 9,204,225
    • Issue date Dec 1, 2015
    • Bernafon AG
    • Jesko Lamm
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Devices having a tunable acoustic path length and methods for makin...

    • Patent number 8,981,618
    • Issue date Mar 17, 2015
    • Cymatics Laboratories Corp.
    • Rajarishi Sinha
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Devices having a tunable acoustic path length and methods for makin...

    • Patent number 8,531,083
    • Issue date Sep 10, 2013
    • Resonance Semiconductor Corporation
    • Rajarishi Sinha
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Reference oscillator frequency stabilization

    • Patent number 7,248,128
    • Issue date Jul 24, 2007
    • Nokia Corporation
    • Tomi Mattila
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Acoustic image signal receiver providing for selectively activatabl...

    • Patent number 5,187,403
    • Issue date Feb 16, 1993
    • Hewlett-Packard Company
    • John D. Larson
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Ultrasonic delay line device with an adjusting circuit for adjustin...

    • Patent number 5,142,254
    • Issue date Aug 25, 1992
    • Asahi Glass Company Ltd.
    • Etsuji Kimura
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Acoustic wave delay system with an optically controlled delay medium

    • Patent number 5,122,766
    • Issue date Jun 16, 1992
    • Thomson-CSF
    • Jean-Pierre Huignard
    • G02 - OPTICS
  • Information Patent Grant

    Phase-locked loop delay line

    • Patent number 4,922,141
    • Issue date May 1, 1990
    • Western Digital Corporation
    • Karl M. J. Lofgren
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Continuously variable delay line

    • Patent number 4,390,247
    • Issue date Jun 28, 1983
    • Hazeltine Corporation
    • Frederick W. Freyre
    • G02 - OPTICS
  • Information Patent Grant

    Electroacoustic delay line apparatus

    • Patent number 4,259,649
    • Issue date Mar 31, 1981
    • Westinghouse Electric Corp.
    • John de Klerk
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Variable delay device

    • Patent number 4,165,498
    • Issue date Aug 21, 1979
    • Sony Corporation
    • Masayuki Hongu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3918012

    • Patent number 3,918,012
    • Issue date Nov 4, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3895324

    • Patent number 3,895,324
    • Issue date Jul 15, 1975
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3883810

    • Patent number 3,883,810
    • Issue date May 13, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3840826

    • Patent number 3,840,826
    • Issue date Oct 8, 1974
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3811941

    • Patent number 3,811,941
    • Issue date May 21, 1974
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3793598

    • Patent number 3,793,598
    • Issue date Feb 19, 1974
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    3790907

    • Patent number 3,790,907
    • Issue date Feb 5, 1974
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3742375

    • Patent number 3,742,375
    • Issue date Jun 26, 1973
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3696312

    • Patent number 3,696,312
    • Issue date Oct 3, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3670271

    • Patent number 3,670,271
    • Issue date Jun 13, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3618134

    • Patent number 3,618,134
    • Issue date Nov 2, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3609596

    • Patent number 3,609,596
    • Issue date Sep 28, 1971
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3602767

    • Patent number 3,602,767
    • Issue date Aug 31, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3568103

    • Patent number 3,568,103
    • Issue date Mar 2, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3537039

    • Patent number 3,537,039
    • Issue date Oct 27, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3530302

    • Patent number 3,530,302
    • Issue date Sep 22, 1970
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3509497

    • Patent number 3,509,497
    • Issue date Apr 28, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3475705

    • Patent number 3,475,705
    • Issue date Oct 28, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3463573

    • Patent number 3,463,573
    • Issue date Aug 26, 1969
    • G02 - OPTICS

Patents Applicationslast 30 patents