Charles D. Griffin

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Leander, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Heart valve prosthesis with a resiliently deformable retaining member
- Patent number 6,312,465
- Issue date Nov 6, 2001
- Sulzer Carbomedics Inc.
- Charles Durward Griffin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Stapled heart prosthesis and method of installing same
- Patent number 6,241,765
- Issue date Jun 5, 2001
- Sulzer Carbomedics Inc.
- Charles D. Griffin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
MOTORCYCLE HELMET WITH INCREASED VISIBILITY
- Publication number 20150250247
- Publication date Sep 10, 2015
- James Randall Beckers
- A42 - HEADWEAR