with limited freedom

Industry

CPC
H01H2233/036

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Parent Industries

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

Current Industry

H01H2233/036with 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 mechanisms
- Patent number 7,994,446
- Issue date Aug 9, 2011
- Darfon Electronics Corp.
- Ling-Hsi Chao
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Operations panel and image forming apparatus
- Patent number 7,671,291
- Issue date Mar 2, 2010
- Ricoh Company, Ltd.
- Satoshi Odanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Push button mechanism, operation panel, and image forming apparatus
- Patent number 7,456,369
- Issue date Nov 25, 2008
- Ricoh Company, Ltd.
- Hayato Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control panel assembly for washing machine
- Patent number 7,338,141
- Issue date Mar 4, 2008
- LG Electronics Inc.
- Dong Won Kang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Keyboard key capable of lowering its overall height
- Patent number 6,969,815
- Issue date Nov 29, 2005
- Zippy Technology Corp.
- Tien-Min Lu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric switch insertable into a control/display screen
- Patent number 6,960,732
- Issue date Nov 1, 2005
- Whirlpool Corporation
- Edgar Spiegel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two-position pushbutton switch
- Patent number 6,492,602
- Issue date Dec 10, 2002
- Alps Electric Co., Ltd.
- Akira Asai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic product with a function knob capable of receiving voice...
- Patent number 6,091,831
- Issue date Jul 18, 2000
- Samsung Electronics Co., Ltd.
- Nam-Ill Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Push button switch
- Patent number 5,990,435
- Issue date Nov 23, 1999
- Acer Peripherals Inc.
- Shih-Hung Chao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Key switch for a keyboard
- Patent number 5,938,009
- Issue date Aug 17, 1999
- Silitek Corporation
- Gear Huang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low profile keyboard
- Patent number 5,812,116
- Issue date Sep 22, 1998
- Texas Instruments Incorporated
- Satwinder D. S. Malhi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Switch actuator for membrane switch
- Patent number 5,710,397
- Issue date Jan 20, 1998
- Acer Peripherals, Inc.
- Pin-Chien Liao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Key switch unit for computer keyboards
- Patent number 5,588,760
- Issue date Dec 31, 1996
- Henry So
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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
Computer key switch
- Patent number 5,442,152
- Issue date Aug 15, 1995
- Focus Electronic Co., Ltd.
- Chih-Lun Huang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Structure of the keypad for keyboard
- Patent number 5,406,277
- Issue date Apr 11, 1995
- Tony Lee
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Computer key switch device
- Patent number 5,389,755
- Issue date Feb 14, 1995
- Pao-Chin Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Structure of key switch
- Patent number 5,283,408
- Issue date Feb 1, 1994
- Silitek Corporation
- S. H. Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pushbutton and carrying member combination for operating an electro...
- Patent number 5,172,805
- Issue date Dec 22, 1992
- Northern Telecom Limited
- Beverley W. Gumb
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Structures of push - button key of keyboard
- Patent number 5,172,990
- Issue date Dec 22, 1992
- Cal-Comp Electronics, Inc.
- Phil Weng
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Push button switch assembly
- Patent number 5,173,578
- Issue date Dec 22, 1992
- Matsushita Electric Industrial Co., Ltd.
- Naotaka Tama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Notebook computer key
- Patent number 5,145,058
- Issue date Sep 8, 1992
- Sam-San Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Keyswitch for computer keyboard
- Patent number 4,939,324
- Issue date Jul 3, 1990
- Key Tronic Corporation
- George P. English
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Keyboard for typewriters or similar machines
- Patent number 4,877,347
- Issue date Oct 31, 1989
- Ta Triumph Adler Aktiengesellschaft
- Johannes Haftmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Keyboard switch
- Patent number 4,864,085
- Issue date Sep 5, 1989
- Hosiden Electronics Co., Ltd.
- Tadashi Hanajima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Push button for an inductive value input keyboard
- Patent number 4,853,666
- Issue date Aug 1, 1989
- Mannesmann Kienzle GmbH
- Hugo Fesenmeier
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable capacitance push-button switch
- Patent number 4,849,852
- Issue date Jul 18, 1989
- Alps Electric (U.S.A.), Inc.
- Barry Mullins
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Improved structure of computer keyboard and circuit board
- Patent number 4,827,243
- Issue date May 2, 1989
- Sheng-chuang Cheng
- 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
Information Patent Application
KEY MECHANISMS
- Publication number 20080314101
- Publication date Dec 25, 2008
- Darfon Electronics Corp.
- Ling-Hsi Chao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Illuminating Membrane Switch and Illuminating Keypad Using the Same
- Publication number 20080135392
- Publication date Jun 12, 2008
- Huei-Pin Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Control panel assembly in washer
- Publication number 20070193865
- Publication date Aug 23, 2007
- LG Electronics, Inc.
- Yang Hwan No
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
OPERATIONS PANEL AND IMAGE FORMING APPARATUS
- Publication number 20070114335
- Publication date May 24, 2007
- Satoshi ODANAKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Push button mechanism, operation panel, and image forming apparatus
- Publication number 20070023270
- Publication date Feb 1, 2007
- Hayato Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Illuminating membrane switch and illuminating keypad using the same
- Publication number 20060283698
- Publication date Dec 21, 2006
- First Lite Corporation
- Huei-Pin Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PORTABLE ELECTRONIC DEVICE WITH A KEYBOARD MECHANISM
- Publication number 20060188091
- Publication date Aug 24, 2006
- Ming-Te Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Control panel assembly for washing machine
- Publication number 20050183471
- Publication date Aug 25, 2005
- Dong Won Kang
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
Two-position pushbutton switch
- Publication number 20010013463
- Publication date Aug 16, 2001
- Alps Electric Co., Ltd.
- Akira Asai
- H01 - BASIC ELECTRIC ELEMENTS

with limited freedom

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Operation apparatus

Key mechanisms

Operations panel and image forming apparatus

Push button mechanism, operation panel, and image forming apparatus

Control panel assembly for washing machine

Keyboard key capable of lowering its overall height

Electric switch insertable into a control/display screen

Two-position pushbutton switch

Electronic product with a function knob capable of receiving voice...

Push button switch

Key switch for a keyboard

Low profile keyboard

Switch actuator for membrane switch

Key switch unit for computer keyboards

Panel unit of dealing board

Panel unit of dealing board

Computer key switch

Structure of the keypad for keyboard

Computer key switch device

Structure of key switch

Pushbutton and carrying member combination for operating an electro...

Structures of push - button key of keyboard

Push button switch assembly

Notebook computer key

Keyswitch for computer keyboard

Keyboard for typewriters or similar machines

Keyboard switch

Push button for an inductive value input keyboard

Variable capacitance push-button switch

Improved structure of computer keyboard and circuit board

Patents Applicationslast 30 patents

OPERATION APPARATUS

KEY MECHANISMS

Illuminating Membrane Switch and Illuminating Keypad Using the Same

Control panel assembly in washer

OPERATIONS PANEL AND IMAGE FORMING APPARATUS

Push button mechanism, operation panel, and image forming apparatus

Illuminating membrane switch and illuminating keypad using the same

PORTABLE ELECTRONIC DEVICE WITH A KEYBOARD MECHANISM

Control panel assembly for washing machine

Two-position pushbutton switch