Jacques Cognard

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Chezard, CH

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Patents Grantslast 30 patents

Information Patent Grant
Dark colored composition based on liquid crystals
- Patent number 4,478,739
- Issue date Oct 23, 1984
- Asulab S.A.
- Jacques Cognard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Composition based on liquid crystal for electro-optical device
- Patent number 4,428,858
- Issue date Jan 31, 1984
- Ebauches S.A.
- Jacques Cognard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Composition based on liquid crystal for electro-optical device
- Patent number 4,376,715
- Issue date Mar 15, 1983
- Ebauches S.A.
- Jacques Cognard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal-base composition for an electro-optical device
- Patent number 4,358,392
- Issue date Nov 9, 1982
- Asulab S.A.
- Jacques Cognard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...