Adjusting the duration of signals

Industry

  • CPC
  • G04C21/38
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wake-up device

    • Patent number 9,466,200
    • Issue date Oct 11, 2016
    • Koninklijke Philips N.V.
    • Igor Berezhnyy
    • G08 - SIGNALLING
  • Information Patent Grant

    Timer device

    • Patent number 4,137,703
    • Issue date Feb 6, 1979
    • Copal Company Limited
    • Jusuke Yaginuma
    • G04 - HOROLOGY
  • Information Patent Grant

    Unlocking mechanism

    • Patent number 4,000,384
    • Issue date Dec 28, 1976
    • Kabushiki Kaisha Seikosha
    • Shoichiro Kumazawa
    • G04 - HOROLOGY
  • Information Patent Grant

    3881075

    • Patent number 3,881,075
    • Issue date Apr 29, 1975
    • G04 - HOROLOGY
  • Information Patent Grant

    3652814

    • Patent number 3,652,814
    • Issue date Mar 28, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3603075

    • Patent number 3,603,075
    • Issue date Sep 7, 1971
    • G04 - HOROLOGY
  • Information Patent Grant

    3541776

    • Patent number 3,541,776
    • Issue date Nov 24, 1970
    • G04 - HOROLOGY
  • Information Patent Grant

    3498047

    • Patent number 3,498,047
    • Issue date Mar 3, 1970
    • G04 - HOROLOGY
  • Information Patent Grant

    3348008

    • Patent number 3,348,008
    • Issue date Oct 17, 1967
    • G04 - HOROLOGY
  • Information Patent Grant

    3339034

    • Patent number 3,339,034
    • Issue date Aug 29, 1967
    • G04 - HOROLOGY
  • Information Patent Grant

    3327074

    • Patent number 3,327,074
    • Issue date Jun 20, 1967
    • G04 - HOROLOGY
  • Information Patent Grant

    3324644

    • Patent number 3,324,644
    • Issue date Jun 13, 1967
    • G04 - HOROLOGY
  • Information Patent Grant

    3192700

    • Patent number 3,192,700
    • Issue date Jul 6, 1965
    • G04 - HOROLOGY
  • Information Patent Grant

    2856751

    • Patent number 2,856,751
    • Issue date Oct 21, 1958
    • G04 - HOROLOGY
  • Information Patent Grant

    2623132

    • Patent number 2,623,132
    • Issue date Dec 23, 1952
    • G04 - HOROLOGY
  • Information Patent Grant

    898648

    • Patent number 898,648
    • Issue date Sep 15, 1908
    • G04 - HOROLOGY

Patents Applicationslast 30 patents