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Position of the hands projected optically

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  • G04B19/34
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Parent Industries

GPHYSICS G04Horology G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS G04B19/00Indicating the time by visual means

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G04B19/34Position of the hands projected optically
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Laser projection clock
    • Patent number 10,838,370
    • Issue date Nov 17, 2020
    • Chia Wei Hsu
    • G04 - HOROLOGY
  • Information Patent Grant

    Wearable electronic device with hand synchronization
    • Patent number 9,639,064
    • Issue date May 2, 2017
    • Timex Group USA, Inc.
    • Stephanie Schneider
    • G04 - HOROLOGY
  • Information Patent Grant

    Time display device
    • Patent number 7,388,813
    • Issue date Jun 17, 2008
    • Intematix Technology Center Corp.
    • Hwa Su
    • G04 - HOROLOGY
  • Information Patent Grant

    Projection alarm clock
    • Patent number 6,798,720
    • Issue date Sep 28, 2004
    • Rolf Wilhelm Haupt
    • G04 - HOROLOGY
  • Information Patent Grant

    Device for projecting a dynamic spectral display
    • Patent number 6,219,306
    • Issue date Apr 17, 2001
    • Zdzislaw Kwiatkowski
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Clock
    • Patent number 6,160,767
    • Issue date Dec 12, 2000
    • Leona Lighting Design Ltd.
    • Wai Kwan Ho
    • G04 - HOROLOGY
  • Information Patent Grant

    Electric timer with a projector
    • Patent number 5,260,919
    • Issue date Nov 9, 1993
    • Ching-Shyn Tsai
    • G04 - HOROLOGY
  • Information Patent Grant

    Device for projecting a rainbow-like spectral display in the form o...
    • Patent number 5,247,491
    • Issue date Sep 21, 1993
    • Zdzislaw Kwiatkowski
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Projection clock
    • Patent number 5,247,492
    • Issue date Sep 21, 1993
    • Chih H. Pan
    • G04 - HOROLOGY
  • Information Patent Grant

    Rectangular-faced clock
    • Patent number 4,357,691
    • Issue date Nov 2, 1982
    • James Goodchild
    • G04 - HOROLOGY
  • Information Patent Grant

    Time indicating light fixture
    • Patent number 4,253,170
    • Issue date Feb 24, 1981
    • Arthur L. Meisner
    • G04 - HOROLOGY
  • Information Patent Grant

    World clock device
    • Patent number 3,983,688
    • Issue date Oct 5, 1976
    • The Raymond Lee Organization, Inc.
    • Constantin N. Kockinos
    • G04 - HOROLOGY
  • Information Patent Grant

    3798892
    • Patent number 3,798,892
    • Issue date Mar 26, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3783603
    • Patent number 3,783,603
    • Issue date Jan 8, 1974
    • G04 - HOROLOGY
  • Information Patent Grant

    3673787
    • Patent number 3,673,787
    • Issue date Jul 4, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3650599
    • Patent number 3,650,599
    • Issue date Mar 21, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    3620004
    • Patent number 3,620,004
    • Issue date Nov 16, 1971
    • G04 - HOROLOGY
  • Information Patent Grant

    3544209
    • Patent number 3,544,209
    • Issue date Dec 1, 1970
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3439492
    • Patent number 3,439,492
    • Issue date Apr 22, 1969
    • G04 - HOROLOGY
  • Information Patent Grant

    3430433
    • Patent number 3,430,433
    • Issue date Mar 4, 1969
    • G04 - HOROLOGY
  • Information Patent Grant

    3179003
    • Patent number 3,179,003
    • Issue date Apr 20, 1965
    • G04 - HOROLOGY
  • Information Patent Grant

    3136210
    • Patent number 3,136,210
    • Issue date Jun 9, 1964
    • G04 - HOROLOGY
  • Information Patent Grant

    2875668
    • Patent number 2,875,668
    • Issue date Mar 3, 1959
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2834250
    • Patent number 2,834,250
    • Issue date May 13, 1958
    • G04 - HOROLOGY
  • Information Patent Grant

    2738703
    • Patent number 2,738,703
    • Issue date Mar 20, 1956
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2726571
    • Patent number 2,726,571
    • Issue date Dec 13, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2694338
    • Patent number 2,694,338
    • Issue date Nov 16, 1954
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2652745
    • Patent number 2,652,745
    • Issue date Sep 22, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2362754
    • Patent number 2,362,754
    • Issue date Nov 14, 1944
    • G04 - HOROLOGY
  • Information Patent Grant

    2290811
    • Patent number 2,290,811
    • Issue date Jul 21, 1942
    • G04 - HOROLOGY

Patents Applicationslast 30 patents

  • Information Patent Application

    MECHANICAL ANIMATIONS WITH ELECTRONIC DISPLAY
    • Publication number 20130329528
    • Publication date Dec 12, 2013
    • Peter Botten
    • G04 - HOROLOGY
  • Information Patent Application

    TIME INDICATION DEVICE
    • Publication number 20120147711
    • Publication date Jun 14, 2012
    • HON HAI Precision Industry CO., LTD.
    • JIN-SHI LAI
    • G04 - HOROLOGY
  • Information Patent Application

    Time display device
    • Publication number 20060262653
    • Publication date Nov 23, 2006
    • Hwa Su
    • G04 - HOROLOGY
  • Information Patent Application

    Projection alarm clock
    • Publication number 20030206494
    • Publication date Nov 6, 2003
    • Rolf Wilhelm Haupt
    • G04 - HOROLOGY
  • Information Patent Application

    Wall lamp structure with projective clock
    • Publication number 20020097568
    • Publication date Jul 25, 2002
    • Top Want Ind. Co., Ltd.
    • Wen-Jung Li
    • G04 - HOROLOGY