William W. Irwin Jr.

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Smith, MS, US

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Patents Grantslast 30 patents

Information Patent Grant
Flexible self-regulating heating pad combination and associated method
- Patent number 5,451,747
- Issue date Sep 19, 1995
- Sunbeam Corporation
- William M. Sullivan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Heating pad
- Patent number D343686
- Issue date Jan 25, 1994
- Sunbeam Corporation
- William W. Irwin
- D24 - Medical and laboratory equipment