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H
ELECTRICITY
H01
Electric elements
H01H
ELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES
H01H2203/00
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H01H2203/04
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Patents Grants
last 30 patents
Information
Patent Grant
Key module trigger element having more than one contact finger each...
Patent number
11,676,779
Issue date
Jun 13, 2023
Cherry GmbH
Eduard Ruff
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Switch and imaging apparatus
Patent number
11,031,194
Issue date
Jun 8, 2021
Canon Kabushiki Kaisha
Takashi Furuta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact device of handcart circuit breaker and handcart circuit bre...
Patent number
10,741,338
Issue date
Aug 11, 2020
XJ ELECTRIC CO., LTD
Junwei Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electromechanical switch having a movable contact and stationary co...
Patent number
10,699,865
Issue date
Jun 30, 2020
TE Connectivity Corporation
Albert Yong Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Silver nano particle joint used to form composite contact for use i...
Patent number
10,361,052
Issue date
Jul 23, 2019
Siemens Industry, Inc.
Juan Jose Rodriguez Salinas
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Contact-finger-element and tulip-contact-assembly for switching device
Patent number
9,711,299
Issue date
Jul 18, 2017
ABB Schweiz AG
Gianluca Cortinovis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microcircuit tester with slideable electrically conductive pins
Patent number
8,937,484
Issue date
Jan 20, 2015
Johnstech International Corporation
John E. Nelson
G01 - MEASURING TESTING
Information
Patent Grant
Thin film switch and press key/keyboard using the same
Patent number
8,686,303
Issue date
Apr 1, 2014
Darfon Electronics Corp.
Ming-Hong Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrically conductive pins for microcircuit tester
Patent number
8,536,889
Issue date
Sep 17, 2013
Johnstech International Corporation
John E. Nelson
G01 - MEASURING TESTING
Information
Patent Grant
Normally closed dome switch
Patent number
8,173,913
Issue date
May 8, 2012
Curbell Medical Products, Inc.
Edward A. Wilkolaski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dual-action single-key mechanism
Patent number
8,058,571
Issue date
Nov 15, 2011
Research In Motion Limited
Vijai Rajagopal
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Keyboards
Patent number
7,427,725
Issue date
Sep 23, 2008
Darfon Electronics Corp.
Wen-Kuang Hou
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrosurgical haptic switch including snap dome and printed circu...
Patent number
6,747,218
Issue date
Jun 8, 2004
Sherwood Services AG
Mark Joseph Huseman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Push switch
Patent number
6,610,950
Issue date
Aug 26, 2003
Matsushita Electric Industrial Co., Ltd.
Kenji Kamio
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dome switch
Patent number
6,603,086
Issue date
Aug 5, 2003
Yazaki Corporation
Kenichiro Kawaguchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switch contact structure
Patent number
6,573,467
Issue date
Jun 3, 2003
Matsushita Electric Industrial Co., Ltd.
Kiyoshi Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Switch apparatus
Patent number
5,952,629
Issue date
Sep 14, 1999
Yamaha Corporation
Kenichi Yoshinaga
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Monolithic membrane switch
Patent number
5,072,077
Issue date
Dec 10, 1991
Harold Klein
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Printed circuit board
Patent number
4,803,315
Issue date
Feb 7, 1989
Brother Kogyo Kabushiki Kaisha
Mitsumasa Kako
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
A method for making low profile microswitches, particularly useful...
Patent number
4,768,284
Issue date
Sep 6, 1988
Texas Instruments Incorporated
Pietro De Filippis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit board with contact positions, as used for telecommunication...
Patent number
4,647,729
Issue date
Mar 3, 1987
Northern Telecom Limited
Geoffrey A. Collar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Encoding keyboard
Patent number
4,609,792
Issue date
Sep 2, 1986
Coin Acceptors, Inc.
Joseph L. Levasseur
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membrane switch
Patent number
4,607,147
Issue date
Aug 19, 1986
Alps Electric Co., Ltd.
Yasuichi Ono
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membrane type circuit having improved tail
Patent number
4,561,709
Issue date
Dec 31, 1985
AMP Incorporated
Kazutoyo Fukukura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Membrane switch having crossing circuit conductors
Patent number
4,488,016
Issue date
Dec 11, 1984
AMP Incorporated
Kazutoyo Fukukura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Keyboard switch having integral bezel
Patent number
4,460,810
Issue date
Jul 17, 1984
AMP Incorporated
Kazutoyo Fukukura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Capacitive keyswitch
Patent number
4,417,294
Issue date
Nov 22, 1983
Illinois Tool Works Inc.
John R. Herron
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Double pole membrane switch having preferred sequence closing feature
Patent number
4,409,450
Issue date
Oct 11, 1983
AMP Incorporated
Brian J. Blades
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low profile microswitches, particularly useful for the composition...
Patent number
4,352,963
Issue date
Oct 5, 1982
Texas Instruments Incorporated
Pietro De Filippis
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making keyboard assemblies
Patent number
4,042,439
Issue date
Aug 16, 1977
KB-Denver, Inc.
Walter R. Pounds
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
KEY MODULE FOR A KEYBOARD, KEYBOARD AND METHOD FOR RECOGNIZING ACTU...
Publication number
20210366673
Publication date
Nov 25, 2021
Cherry GmbH
Eduard RUFF
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SWITCH AND IMAGING APPARATUS
Publication number
20200243278
Publication date
Jul 30, 2020
Canon Kabushiki Kaisha
Takashi Furuta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONTACT-FINGER-ELEMENT AND TULIP-CONTACT-ASSEMBLY FOR SWITCHING DEVICE
Publication number
20150294804
Publication date
Oct 15, 2015
ABB TECHNOLOGY AG
Gianluca CORTINOVIS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electrically Conductive Pins For Microcircuit Tester
Publication number
20130271176
Publication date
Oct 17, 2013
John E. Nelson
G01 - MEASURING TESTING
Information
Patent Application
THIN FILM SWITCH AND PRESS KEY/KEYBOARD USING THE SAME
Publication number
20130134023
Publication date
May 30, 2013
Darfon Electronics Corp.
MING-HONG CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Normally Closed Dome Switch
Publication number
20110233037
Publication date
Sep 29, 2011
CURBELL ELECTRONICS, INC.
Edward A. Wilkolaski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METAL DOME PUSH BUTTON SWITCH
Publication number
20110155554
Publication date
Jun 30, 2011
SMK Corporation
Yasutaka KATAOKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
KEYBOARD ASSEMBLY FOR A MOBILE DEVICE
Publication number
20110024276
Publication date
Feb 3, 2011
Research in Motion Limited
Steven Henry Fyke
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electrically Conductive Pins For Microcircuit Tester
Publication number
20100231251
Publication date
Sep 16, 2010
John E. Nelson
G01 - MEASURING TESTING
Information
Patent Application
DUAL-ACTION SINGLE-KEY MECHANISM
Publication number
20100084251
Publication date
Apr 8, 2010
Research in Motion Limited
Vijai Rajagopal
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
KEYBOARDS
Publication number
20080047817
Publication date
Feb 28, 2008
Darfon Electronics Corp.
Wen-Kuang Hou
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Switch module for cellular phone
Publication number
20050272491
Publication date
Dec 8, 2005
Bae Kyung Jeon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
STEPPED PRINTED CIRCUIT BOARD FOR SNAP-DOMES IN MEDICAL DEVICES
Publication number
20040055860
Publication date
Mar 25, 2004
Mark Joseph Huseman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Dome switch
Publication number
20020130024
Publication date
Sep 19, 2002
Kenichiro Kawaguchi
H01 - BASIC ELECTRIC ELEMENTS