TREA

in musical instruments or loudspeakers

Follow

Industry

  • CPC
  • G04B47/025
This industry / category may be too specific. Please go to a parent level for more data

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 G04B47/00Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece

Current Industry

G04B47/025in musical instruments or loudspeakers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Wearable electronic device and antenna therefor
    • Patent number 5,926,144
    • Issue date Jul 20, 1999
    • Motorola, Inc.
    • Angel M. Bolanos
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Music box timepiece
    • Patent number 5,864,519
    • Issue date Jan 26, 1999
    • Rhythm Watch Co., Ltd.
    • Norihiko Nakamura
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Timepiece with music box
    • Patent number 5,825,721
    • Issue date Oct 20, 1998
    • Rhythm Watch Co., Ltd.
    • Shinji Miyane
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Antennas and their making methods and electronic devices or timepie...
    • Patent number 5,768,217
    • Issue date Jun 16, 1998
    • Casio Computer Co., Ltd.
    • Hiroyuki Sonoda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wristwatch radiotelephone with deployable voice port
    • Patent number 5,467,324
    • Issue date Nov 14, 1995
    • Timex Corporation
    • John T. Houlihan
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Sound port for a wrist telephone
    • Patent number 5,381,387
    • Issue date Jan 10, 1995
    • AT&T Corp.
    • Greg E. Blonder
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Wristwatch radiotelephone
    • Patent number 5,274,613
    • Issue date Dec 28, 1993
    • Timex Corporation
    • Richard H. Seager
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Control arrangement for a timepiece adapted to receive radio broadc...
    • Patent number 5,268,880
    • Issue date Dec 7, 1993
    • Eta Sa Fabriques d'Ebauches
    • Pierre-Andre Meister
    • G08 - SIGNALLING
  • Information Patent Grant

    Wristwatch radiotelephone
    • Patent number 5,251,189
    • Issue date Oct 5, 1993
    • Timex Corporation
    • Christopher S. Thorp
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Wrist telephone
    • Patent number 5,239,521
    • Issue date Aug 24, 1993
    • AT&T Bell Laboratories
    • Greg E. Blonder
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Wristwatch radiotelephone
    • Patent number 5,235,560
    • Issue date Aug 10, 1993
    • Timex Corporation
    • Richard H. Seager
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Wristwatch radiotelephone
    • Patent number 5,228,012
    • Issue date Jul 13, 1993
    • Timex Corporation
    • Richard H. Seager
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Sports collectors clock
    • Patent number 5,216,642
    • Issue date Jun 1, 1993
    • Henry D. Rikkers
    • G04 - HOROLOGY
  • Information Patent Grant

    Wristwatch adapted to receive messages broadcast by radio
    • Patent number 5,172,348
    • Issue date Dec 15, 1992
    • ETA S.A. Fabriques d'Ebauches
    • Daniel Paratte
    • G04 - HOROLOGY
  • Information Patent Grant

    Portable radio telephone device
    • Patent number 5,008,864
    • Issue date Apr 16, 1991
    • Mitsubishi Denki Kabushiki Kaisha
    • Kunitoshi Yoshitake
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Timepiece including an antenna
    • Patent number 4,884,252
    • Issue date Nov 28, 1989
    • Eta Sa Fabriques d'Ebauches
    • Viron Teodoridis
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wrist mounted entertainment unit
    • Patent number 4,864,658
    • Issue date Sep 12, 1989
    • Michael T. Russell
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Wristwatch radiotelephone
    • Patent number 4,847,818
    • Issue date Jul 11, 1989
    • Timex Corporation
    • Fred Olsen
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Time keeping and recording device
    • Patent number 4,502,788
    • Issue date Mar 5, 1985
    • Colin B. Lowden
    • G04 - HOROLOGY
  • Information Patent Grant

    Reminder
    • Patent number 4,498,787
    • Issue date Feb 12, 1985
    • Lin Jung-Sun
    • G04 - HOROLOGY
  • Information Patent Grant

    Device to permit reproducing or player pianos to serve as musical c...
    • Patent number 4,444,514
    • Issue date Apr 24, 1984
    • LYF Electronics Inc.
    • F. Cecil Grace
    • G04 - HOROLOGY
  • Information Patent Grant

    Wrist AM radio receiver
    • Patent number 4,419,770
    • Issue date Dec 6, 1983
    • Sony Corporation
    • Hiroyuki Yagi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Alarm watch with remote sonic amplifier
    • Patent number 4,379,639
    • Issue date Apr 12, 1983
    • Eugene Stephens
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3368067
    • Patent number 3,368,067
    • Issue date Feb 6, 1968
    • F21 - LIGHTING
  • Information Patent Grant

    3215380
    • Patent number 3,215,380
    • Issue date Nov 2, 1965
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3184911
    • Patent number 3,184,911
    • Issue date May 25, 1965
    • G04 - HOROLOGY
  • Information Patent Grant

    3179891
    • Patent number 3,179,891
    • Issue date Apr 20, 1965
    • G04 - HOROLOGY
  • Information Patent Grant

    2626327
    • Patent number 2,626,327
    • Issue date Jan 20, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2532963
    • Patent number 2,532,963
    • Issue date Dec 5, 1950
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2311380
    • Patent number 2,311,380
    • Issue date Feb 16, 1943
    • H01 - BASIC ELECTRIC ELEMENTS