Georges Wajs

Person

Ivry, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Method for preparing a latex with photochromic properties and uses...
- Patent number 7,186,359
- Issue date Mar 6, 2007
- Essilor International Compagnie Generale d'Optique
- Sylvette Maisonnier
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ophthalmic lens made of organic glass, comprising an anti-shock pri...
- Patent number 6,503,631
- Issue date Jan 7, 2003
- Essilor International Compagnie Generale d'Optique
- Francine Faverolle
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical lens mold and method of making the mold
- Patent number 5,611,969
- Issue date Mar 18, 1997
- Essilor International, Compagnie Generale d'Optique
- Jean-Paul Cano
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of manufacturing a transparent polymer material article with...
- Patent number 5,258,144
- Issue date Nov 2, 1993
- Essilor International Cie Generale d'Optique
- Leanirith Yean
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and device for producing a graded index polymer
- Patent number 5,095,079
- Issue date Mar 10, 1992
- Essilor International Cie Generale d'Optique
- Leanirith Yean
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Wettable silicon elastomer for the manufacture of contact lenses
- Patent number 4,940,751
- Issue date Jul 10, 1990
- Essilor International (Compagnie Generale d'Optique)
- Jean-Marc Frances
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of manufacturing natural protein polymer contact lenses by m...
- Patent number 4,879,072
- Issue date Nov 7, 1989
- Essilor International Cie Generale d'Optique
- Claude Bourset
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for making a soft contact lens of natural proteinaceous pol...
- Patent number 4,650,616
- Issue date Mar 17, 1987
- Essilor International
- Georges H. Wajs
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Contact lens
- Patent number 4,561,737
- Issue date Dec 31, 1985
- Essilor International Cie Generale d'Optique
- Claude Bourset
- G02 - OPTICS
Information Patent Grant
Apparatus for circulating and regenerating a degradable solution su...
- Patent number 4,494,569
- Issue date Jan 22, 1985
- Essilor International Cie General d'Optique
- Luc Tagnon
- G01 - MEASURING TESTING
Information Patent Grant
Method for preparing silicone graft copolymers
- Patent number 4,229,273
- Issue date Oct 21, 1980
- Essilor International Compagnie Generale d'Optique
- Georges H. Wajs
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Flexible contact lens
- Patent number 4,062,627
- Issue date Dec 13, 1977
- Essilor International (Compagnie Generale d'Optique S.A.)
- Georges Wajs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing a crosslinked graft copolymer of silicone and...
- Patent number 3,959,102
- Issue date May 25, 1976
- Essilor International (Compagnie Generale d'Optique S.A.)
- Georges Wajs
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING A LATEX WITH PHOTOCHROMIC PROPERTIES AND USES...
- Publication number 20070115426
- Publication date May 24, 2007
- Essilor International Compagnie General d'Optique
- Sylvette Maisonnier
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for preparing a latex with photochromic properties and uses...
- Publication number 20020128339
- Publication date Sep 12, 2002
- Essilor International Compagnie Generale d'Optique
- Sylvette Maisonnier
- G02 - OPTICS

Georges Wajs

Person

Patents Grantslast 30 patents

Method for preparing a latex with photochromic properties and uses...

Ophthalmic lens made of organic glass, comprising an anti-shock pri...

Optical lens mold and method of making the mold

Method of manufacturing a transparent polymer material article with...

Method and device for producing a graded index polymer

Wettable silicon elastomer for the manufacture of contact lenses

Method of manufacturing natural protein polymer contact lenses by m...

Process for making a soft contact lens of natural proteinaceous pol...

Contact lens

Apparatus for circulating and regenerating a degradable solution su...

Method for preparing silicone graft copolymers

Flexible contact lens

Method for preparing a crosslinked graft copolymer of silicone and...

Patents Applicationslast 30 patents

METHOD FOR PREPARING A LATEX WITH PHOTOCHROMIC PROPERTIES AND USES...

Method for preparing a latex with photochromic properties and uses...