Steven N. Willard

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Pressure-responsive lockout valve and method of use
- Patent number 6,171,233
- Issue date Jan 9, 2001
- Mentor Corporation
- Steven N. Willard
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pressure-responsive lockout valve and method of use
- Patent number 5,851,176
- Issue date Dec 22, 1998
- Mentor Corporation
- Steven N. Willard
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE