Jack M. Walker

Person

Portola Valley, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Self-limiting conductive extrudates and methods therefor
- Patent number 4,954,695
- Issue date Sep 4, 1990
- Raychem Corporation
- Robert Smith-Johannsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical devices comprising PTC conductive polymer elements
- Patent number 4,445,026
- Issue date Apr 24, 1984
- Raychem Corporation
- Jack M. Walker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laminates comprising an electrode and a conductive polymer layer
- Patent number 4,327,351
- Issue date Apr 27, 1982
- Raychem Corporation
- Jack M. Walker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Devices comprising conductive polymers
- Patent number 4,314,230
- Issue date Feb 2, 1982
- Raychem Corporation
- Raymond F. Cardinal
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of making heater cable of self-limiting conductive extrudates
- Patent number 4,286,376
- Issue date Sep 1, 1981
- Raychem Corporation
- Robert Smith-Johannsen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for forming laminates comprising an electrode and a conducti...
- Patent number 4,272,471
- Issue date Jun 9, 1981
- Raychem Corporation
- Jack M. Walker
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Electrical heater apparatus
- Patent number 4,254,326
- Issue date Mar 3, 1981
- Raychem Corporation
- Jack M. Walker
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Jack M. Walker

Person

Patents Grantslast 30 patents

Self-limiting conductive extrudates and methods therefor

Electrical devices comprising PTC conductive polymer elements

Laminates comprising an electrode and a conductive polymer layer

Devices comprising conductive polymers

Method of making heater cable of self-limiting conductive extrudates

Method for forming laminates comprising an electrode and a conducti...

Electrical heater apparatus