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Creteil, France

Essilor International Cie Generale D'optique

USPTO Granted Patents = 87

Forward Citations = 1,605

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91 inventors (with patents filed for the assignee):

Christian Joncour (8 out of 16 patents)

Francois Brule (5 out of 5 patents)

Alain Chansavoir (5 out of 10 patents)

4. Luc Andre Tagnon (5 out of 8 patents)

5. Georges H Wajs (5 out of 12 patents)

6. Bernard Lhospice (4 out of 10 patents)

7. William Lenne (4 out of 6 patents)

8. Michel Nauche (3 out of 30 patents)

9. Christian Harsigny (3 out of 5 patents)

10. Claude Bourset (3 out of 4 patents)

11. Bernard Mignen (3 out of 3 patents)

12. Gerard Lombard (3 out of 5 patents)

13. Francois Minart (3 out of 3 patents)

14. Leanirith Yean (2 out of 12 patents)

15. Jean-Louis Roumegoux (2 out of 11 patents)

Core Competencies:

Eyeglass Lenses

Ophthalmic Lenses

Lens Manufacturing

Optical Systems

Progressive Lenses

Eyeglass Frames

Optical Devices

Interpupillary Distance Measurement

Contour Reading Devices

Grinding Machines

Thermoplastic Lenses

Optical Component Molding

87 patents: Sort by Forward Citations

1. 5605498 - Machine for trimming eyeglass lenses (1997-02-25),

2. 5562527 - Grinding machine for grinding eyeglass lenses (1996-10-08),

3. 5530491 - Simultaneous vision ophthalmic lens for correcting presbyopia and pair (1996-06-25),

4. 5467869 - Eyeglass lens packaging (1995-11-21),

5. 5458820 - Method of making a thermoplastic lens coated with a thermosetting (1995-10-17),

6. 5400089 - Eyeglass frame with improved securement of lenses therein (1995-03-21),

7. 5398460 - Method for checking that lenses to be fitted to an eyeglass frame match (1995-03-21),

8. 5347398 - Optical system for forming an image of a plane on a spherical surface (1994-09-13),

9. 5258144 - Method of manufacturing a transparent polymer material article with a (1993-11-02),

10. 5235359 - Progressive opthalmic lenses and method of facilitating their manufacture (1993-08-10),

11. 5209026 - Device for fastening a holding part on an eyeglass lens, incorporating a (1993-05-11),

12. 5195246 - Method for reading the shape of any elastically deformable article, in (1993-03-23),

13. 5181344 - Device for fastening a holding part on an eyeglass lens (1993-01-26),

14. 5172143 - Artificial optical lens and method of manufacturing it (1992-12-15),

15. 5121548 - Contour follower device, in particular for eyeglass frames (1992-06-16),

Essilor International Cie Generale D'optique is a global leader in the design, manufacturing, and distribution of ophthalmic lenses, optical equipment, and eyewear. With a mission to improve lives by improving sight, Essilor focuses on innovation and technology to provide solutions for vision problems. The company operates in over 100 countries and serves customers with a wide range of products and services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

87 Patents

#2 in Creteil

#293 in France

#8,539 in the World

Creteil, France

Essilor International Cie Generale D'optique

Forward Citations = 1,605

91 inventors:

Christian Joncour (8 out of 16 patents)

Francois Brule (5 out of 5 patents)

Alain Chansavoir (5 out of 10 patents)

4. Luc Andre Tagnon (5 out of 8 patents)

5. Georges H Wajs (5 out of 12 patents)

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