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  • CPC
  • H01H2233/016
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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H2233/00Key modules

Current Industry

H01H2233/016with limited freedom
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Operation apparatus
    • Patent number 8,680,417
    • Issue date Mar 25, 2014
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Hirokatsu Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Key assembly
    • Patent number 5,777,281
    • Issue date Jul 7, 1998
    • Psion Computers PLC
    • Martin Philip Riddiford
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Low configuration keyboard
    • Patent number 5,525,979
    • Issue date Jun 11, 1996
    • Lexmark International, Inc.
    • Vencil D. Engle
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Panel unit of dealing board
    • Patent number 5,461,376
    • Issue date Oct 24, 1995
    • Hitachi Telecom Technologies, Ltd.
    • Fumiyoshi Oono
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Panel unit of dealing board
    • Patent number 5,461,377
    • Issue date Oct 24, 1995
    • Hitachi Telecom Technologies, Ltd.
    • Fumiyoshi Oono
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Membrane computer keyboard and improved key structure
    • Patent number 5,298,706
    • Issue date Mar 29, 1994
    • Key Tronic Corporation
    • George P. English
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Keyboard switch and method of manufacturing the same
    • Patent number 5,256,843
    • Issue date Oct 26, 1993
    • Oki Electric Industry Co., Ltd.
    • Toshimi Chiba
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Momentary "on" switch suitable for keyboards
    • Patent number 5,115,106
    • Issue date May 19, 1992
    • Honeywell Inc.
    • Walter M. Weiland
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Keyboard switch
    • Patent number 4,678,880
    • Issue date Jul 7, 1987
    • Omron Tateisi Electronics Co.
    • Haruyuki Koizumi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Back lighted, full travel push button membrane keyboard
    • Patent number 4,489,227
    • Issue date Dec 18, 1984
    • Sheldahl, Inc.
    • Fredrick W. Lamarche
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Identification cap actuator assembly
    • Patent number 4,334,134
    • Issue date Jun 8, 1982
    • GTE Automatic Electric Labs Inc.
    • George M. Janda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dome switch actuating apparatus
    • Patent number 4,181,826
    • Issue date Jan 1, 1980
    • Motorola, Inc.
    • Leonard Latasiewicz
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPERATION APPARATUS
    • Publication number 20130032463
    • Publication date Feb 7, 2013
    • Sumitomo Wiring Systems, Ltd.
    • Hirokatsu Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS