John Varney

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Hayes, GB

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Patents Grantslast 30 patents

Information Patent Grant
Passive electro-optic display cell and method of manufacturing thereof
- Patent number 4,391,491
- Issue date Jul 5, 1983
- Ebauches Electroniques, S.A.
- William G. Freer
- G02 - OPTICS
Information Patent Grant
Electro-optical analog time display device
- Patent number 4,382,696
- Issue date May 10, 1983
- Ebauches Electroniques, S.A.
- Niraj Kumar
- G04 - HOROLOGY