Frederick C. Ewald

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Weston, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for knee prosthesis
- Patent number 5,250,050
- Issue date Oct 5, 1993
- Pfizer Hospital Products Group, Inc.
- Matthew P. Poggie
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Apparatus for knee prosthesis
- Patent number 5,116,338
- Issue date May 26, 1992
- Pfizer Hospital Products Group, Inc.
- Matthew P. Poggie
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Apparatus for knee prosthesis
- Patent number 5,002,547
- Issue date Mar 26, 1991
- Pfizer Hospital Products Group, Inc.
- Matthew P. Poggie
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of designing and manufacturing a human joint prosthesis
- Patent number 4,936,862
- Issue date Jun 26, 1990
- Peter S. Walker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process and apparatus for tibial plateau compenent
- Patent number 4,822,362
- Issue date Apr 18, 1989
- Peter S. Walker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of design of human joint prosthesis
- Patent number 4,822,365
- Issue date Apr 18, 1989
- Peter S. Walker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE