Tom J. Hall

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Arlington Heights, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for heat treating PTC devices
- Patent number 6,582,647
- Issue date Jun 24, 2003
- Littelfuse, Inc.
- Tom J. Hall
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polymeric PTC compositions
- Patent number 6,059,997
- Issue date May 9, 2000
- Littlelfuse, Inc.
- Tom J. Hall
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
PTC circuit protection device and manufacturing process for same
- Patent number 5,955,936
- Issue date Sep 21, 1999
- Littlefuse, Inc.
- Philip C. Shaw
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a PTC circuit protection device
- Patent number 5,940,958
- Issue date Aug 24, 1999
- Littlefuse, Inc.
- Philip C. Shaw
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical devices having improved PTC polymeric compositions
- Patent number 5,880,668
- Issue date Mar 9, 1999
- Littelfuse, Inc.
- Tom J. Hall
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical circuits with improved overcurrent protection
- Patent number 5,864,280
- Issue date Jan 26, 1999
- Littlefuse, Inc.
- Tom J. Hall
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Continuous manufacturing methods for positive temperature coefficie...
- Patent number 5,814,264
- Issue date Sep 29, 1998
- Littelfuse, Inc.
- Feng Cai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL