Andre Jean Vachet

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Montigny S/Loing, FR

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Patents Grantslast 30 patents

Information Patent Grant
Temperature stable and sunlight protected photochromic articles
- Patent number 6,399,682
- Issue date Jun 4, 2002
- Corning Incorporated
- Frederic Henri Florent
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Temperature stable and sunlight protected photochromic articles
- Patent number 6,262,155
- Issue date Jul 17, 2001
- Corning Incorporated
- Frederic Henri Florent
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of organic pieces of optical quality and especially org...
- Patent number 6,248,285
- Issue date Jun 19, 2001
- Corning S.A.
- David Henry
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Temperature stable and sunlight protected photochromic articles
- Patent number 5,973,039
- Issue date Oct 26, 1999
- Corning Incorporated
- Frederic Henri Florent
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composite ophthalmic lenses and their manufacture
- Patent number 5,343,260
- Issue date Aug 30, 1994
- Corning Incorporated
- David Henry
- G02 - OPTICS
Information Patent Grant
Composite ophthalmic lenses
- Patent number 5,323,191
- Issue date Jun 21, 1994
- Corning Incorporated
- Eric Firtion
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
Temperature stable and sunlight protected photochromic articles
- Publication number 20010020061
- Publication date Sep 6, 2001
- Frederic Henri Florent
- G02 - OPTICS