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H01H2239/002
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01H
ELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES
H01H2239/00
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H01H2239/002
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Patents Grants
last 30 patents
Information
Patent Grant
Tamper resistant rugged keypad
Patent number
9,831,050
Issue date
Nov 28, 2017
Multinational Resources, Inc.
Christopher Wolfe
G07 - CHECKING-DEVICES
Information
Patent Grant
Environment-tolerant tamper-proof circuit board
Patent number
9,730,315
Issue date
Aug 8, 2017
Square, Inc.
Mani Razaghi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Encrypting pin pad
Patent number
9,430,675
Issue date
Aug 30, 2016
NCR Corporation
Grant A. McNicoll
G07 - CHECKING-DEVICES
Information
Patent Grant
Rugged keypad
Patent number
9,240,291
Issue date
Jan 19, 2016
Multinational Resources, Inc.
Christopher Wolfe
G07 - CHECKING-DEVICES
Information
Patent Grant
Keyboard safety protection device
Patent number
9,152,239
Issue date
Oct 6, 2015
PAX Computer Technology (Shenzhen) Co., Ltd.
Bo Zhu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for detecting intrusions by devices with openable casing
Patent number
8,677,155
Issue date
Mar 18, 2014
Nikolay Dimitrov Chambourov
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Data entry module
Patent number
8,669,886
Issue date
Mar 11, 2014
XAC Automation Corp.
Li De Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Protective cover for terminal keypad security switches
Patent number
7,832,628
Issue date
Nov 16, 2010
Verifone, Inc.
Jon Mittler
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Secured pin entry device
Patent number
7,270,275
Issue date
Sep 18, 2007
NCR Corporation
Flynt Moreland
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Tamper resistant pin entry apparatus
Patent number
7,238,901
Issue date
Jul 3, 2007
Nautilus Hyosung Inc.
Bo Soon Kim
G07 - CHECKING-DEVICES
Information
Patent Grant
Foil keyboard with security system
Patent number
6,710,269
Issue date
Mar 23, 2004
International Business Machines Corporation
Eckhard Kunigkeit
G07 - CHECKING-DEVICES
Information
Patent Grant
Adaptive keypad
Patent number
5,510,783
Issue date
Apr 23, 1996
Interlink Electronics, Inc.
Stewart M. Findlater
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Fault detecting membrane potentiometer switch
Patent number
5,138,137
Issue date
Aug 11, 1992
Whirlpool Corporation
Ronald W. Holling
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Self-referencing capacitive key cell structure and switchcore matri...
Patent number
4,876,461
Issue date
Oct 24, 1989
W. H. Brady Co.
Norman G. Gratke
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Membrane switchcores with key cell contact elements connected toget...
Patent number
4,857,683
Issue date
Aug 15, 1989
W. H. Brady Co.
Thomas L. Maser
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Protected room with an electrical interruptor and its application
Patent number
4,785,743
Issue date
Nov 22, 1988
U.S. Philips Corporation
Claude Dalphin
G08 - SIGNALLING
Information
Patent Grant
Safety power cutoff for appliances
Patent number
4,369,479
Issue date
Jan 18, 1983
General Electric Company
Jimmy R. Rickard
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
ENCRYPTING PIN PAD
Publication number
20140351959
Publication date
Nov 27, 2014
NCR CORPORATION
Grant A. McNicoll
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
KEYBOARD SAFETY PROTECTION DEVICE
Publication number
20140118971
Publication date
May 1, 2014
PAX COMPUTER TECHNOLOGY (SHENZHEN) CO., LTD.
Bo Zhu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Rugged Keypad
Publication number
20130306450
Publication date
Nov 21, 2013
Christopher Wolfe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEM FOR DETECTING INTRUSIONS BY DEVICES WITH OPENABLE CASING
Publication number
20120151607
Publication date
Jun 14, 2012
Nikolay Dimitrov Chambourov
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DATA ENTRY MODULE
Publication number
20120105258
Publication date
May 3, 2012
XAC AUTOMATION CORP.
LI DE CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Protective cover for terminal keypad security switches
Publication number
20070152042
Publication date
Jul 5, 2007
Jon Mittler
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Tamper resistant pin entry apparatus
Publication number
20060102458
Publication date
May 18, 2006
Bo Soon Kim
G07 - CHECKING-DEVICES
Information
Patent Application
Foil keyboard with security system
Publication number
20030025617
Publication date
Feb 6, 2003
International Business Machines Corporation
Eckhard Kunigkeit
H01 - BASIC ELECTRIC ELEMENTS