John D. Benjamin

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Malvern, GB

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Patents Grantslast 30 patents

Information Patent Grant
Flat-panel display and a process for its manufacture
- Patent number 4,808,983
- Issue date Feb 28, 1989
- The Secretary of State for Defence in Her Majesty's Government of the United...
- John D. Benjamin
- G02 - OPTICS
Information Patent Grant
Active silicon implant devices
- Patent number 4,793,825
- Issue date Dec 27, 1988
- The Secretary of State for Defence in Her Britannic Majesty's Government of t...
- John D. Benjamin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE