John E. Cooper

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Leatherhead, GB

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Patents Grantslast 30 patents

Information Patent Grant
Turntable for artificial limb
- Patent number 4,988,361
- Issue date Jan 29, 1991
- JE Hanger & Company Limited
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Alignment device and method of artificial limb manufacture
- Patent number 4,923,476
- Issue date May 8, 1990
- J. E. Hanger & Company Limited (British Company)
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hip joint for prosthetic leg
- Patent number 4,904,270
- Issue date Feb 27, 1990
- J. E. Hanger & Company Limited
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Shift device for a prosthetic limb
- Patent number 4,883,494
- Issue date Nov 28, 1989
- J. E. Hanger & Company Limited
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Artificial knee
- Patent number 4,756,713
- Issue date Jul 12, 1988
- J. E. Hanger & Company Limited
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Alignment device for artificial limbs
- Patent number 4,728,336
- Issue date Mar 1, 1988
- J. E. Hanger & Company Limited
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Artificial foot
- Patent number 4,721,510
- Issue date Jan 26, 1988
- J. E. Hanger & Company, Limited
- John E. Cooper
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE