flat, smooth or ripple-free

Industry

CPC
H01H2209/018

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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H2209/00Layers

Current Industry

H01H2209/018flat, smooth or ripple-free

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Keyboard module and electronic device having the same
- Patent number 9,153,396
- Issue date Oct 6, 2015
- Wistron Corporation
- Kuo-Wei So
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Membrane switch with rigid fascia
- Patent number 6,967,299
- Issue date Nov 22, 2005
- Ark-Les Corporation
- Malcolm Howie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tamper resistant membrane switch
- Patent number 5,747,757
- Issue date May 5, 1998
- Monopanel Technologies, Inc.
- Anthony J. Van Zeeland
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic devices with a liquid crystal display
- Patent number 5,418,760
- Issue date May 23, 1995
- Casio Computer Co., Ltd.
- Kazuyo Kawashima
- G02 - OPTICS
Information Patent Grant
Sheet-like miniaturized electronic device
- Patent number 4,680,724
- Issue date Jul 14, 1987
- Casio Computer Co., Ltd.
- Kazuhiro Sugiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Microwave oven having a keyboard of the membrane type
- Patent number 4,621,178
- Issue date Nov 4, 1986
- Sharp Kabushiki Kaisha
- Toshimichi Taguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Keyboard of the membrane type
- Patent number 4,575,601
- Issue date Mar 11, 1986
- Sharp Kabushiki Kaisha
- Toshimichi Taguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sheet-like compact electronic equipment
- Patent number 4,558,427
- Issue date Dec 10, 1985
- Casio Computer Co., Ltd.
- Eiichi Takeuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Membrane keyboard and method of formation thereof
- Patent number 4,382,165
- Issue date May 3, 1983
- Rogers Corporation
- Frederick A. Balash
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Push-button switch
- Patent number 4,349,712
- Issue date Sep 14, 1982
- ITT Industries, Inc.
- Dieter Michalski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite top membrane for flat panel switch arrays
- Patent number 4,258,096
- Issue date Mar 24, 1981
- Sheldahl, Inc.
- Frederick W. LaMarche
- B44 - DECORATIVE ARTS
Information Patent Grant
Touch panel mechanism
- Patent number 4,228,330
- Issue date Oct 14, 1980
- Litton Systems, Inc.
- Gerald L. Larson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic calculator with no protruding key tops
- Patent number 4,158,230
- Issue date Jun 12, 1979
- Sharp Kabushiki Kaisha
- Isamu Washizuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Pressure sensitive matrix switch having apertured spacer with flexi...
- Patent number 4,065,649
- Issue date Dec 27, 1977
- Lake Center Industries
- Everett M. Carter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
3930083
- Patent number 3,930,083
- Issue date Dec 30, 1975
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
KEYBOARD MODULE AND ELECTRONIC DEVICE HAVING THE SAME
- Publication number 20140299457
- Publication date Oct 9, 2014
- Wistron Corporation
- Kuo-Wei So
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Membrane type computer keyboard
- Publication number 20100051432
- Publication date Mar 4, 2010
- Goda Technology Co., Ltd.
- Yu Kai Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Membrane switch with rigid fascia
- Publication number 20050061649
- Publication date Mar 24, 2005
- Malcolm Howie
- H01 - BASIC ELECTRIC ELEMENTS

flat, smooth or ripple-free

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Keyboard module and electronic device having the same

Membrane switch with rigid fascia

Tamper resistant membrane switch

Electronic devices with a liquid crystal display

Sheet-like miniaturized electronic device

Microwave oven having a keyboard of the membrane type

Keyboard of the membrane type

Sheet-like compact electronic equipment

Membrane keyboard and method of formation thereof

Push-button switch

Composite top membrane for flat panel switch arrays

Touch panel mechanism

Electronic calculator with no protruding key tops

Pressure sensitive matrix switch having apertured spacer with flexi...

3930083

Patents Applicationslast 30 patents

KEYBOARD MODULE AND ELECTRONIC DEVICE HAVING THE SAME

Membrane type computer keyboard

Membrane switch with rigid fascia