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Laurence Welsh
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San Carlos, CA, US
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last 30 patents
Information
Patent Grant
Switch with at least one flexible conductive member
Patent number
6,469,267
Issue date
Oct 22, 2002
ELO Touchsystems, Inc.
Laurence M. Welsh
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Encapsulated liquid crystal structures, apparatus containing the sa...
Patent number
5,571,448
Issue date
Nov 5, 1996
Raychem Corporation
Mark F. Wartenberg
G02 - OPTICS
Information
Patent Grant
Encapsulated liquid crystal structures, apparatus containing the sa...
Patent number
5,484,552
Issue date
Jan 16, 1996
Raychem Corporation
Mark F. Wartenberg
G02 - OPTICS
Information
Patent Grant
Encapsulated liquid crystal structures, apparatus containing the sa...
Patent number
5,427,713
Issue date
Jun 27, 1995
Raychem Corporation
Mark F. Wartenberg
G02 - OPTICS
Information
Patent Grant
Method for detecting and obtaining information about changes in var...
Patent number
5,382,909
Issue date
Jan 17, 1995
Raychem Corporation
Michael Masia
G08 - SIGNALLING
Information
Patent Grant
Method for detecting and obtaining information about changers in va...
Patent number
5,235,286
Issue date
Aug 10, 1993
Raychem Corporation
Michael Masia
G01 - MEASURING TESTING
Information
Patent Grant
Sensors for detecting and locating fluids
Patent number
5,101,657
Issue date
Apr 7, 1992
Raychem Corporation
John Lahlouh
G01 - MEASURING TESTING
Information
Patent Grant
Elongate sensors comprising conductive polymers, and methods and ap...
Patent number
5,015,958
Issue date
May 14, 1991
Raychem Corporation
Michael Masia
G08 - SIGNALLING
Information
Patent Grant
Devices for detecting and obtaining information about an event
Patent number
4,926,165
Issue date
May 15, 1990
Raychem Corporation
John Lahlouh
G01 - MEASURING TESTING