David HERFORT

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Charenton-Le-Pont, FR

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Patents Grantslast 30 patents

Information Patent Grant
Optical lens and method of coating an edge surface of an optical lens
- Patent number 11,981,098
- Issue date May 14, 2024
- Essilor International
- Mabeline Tan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR AUTOMATICALLY CENTERING AN OPHTHALMIC LENS
- Publication number 20240151988
- Publication date May 9, 2024
- Essilor International
- Laurent ROUSSEL
- B24 - GRINDING POLISHING
Information Patent Application
SYSTEM AND PROCESS FOR EDGING OPHTHALMIC LENSES
- Publication number 20230375857
- Publication date Nov 23, 2023
- Essilor International
- David HERFORT
- B24 - GRINDING POLISHING
Information Patent Application
OPTICAL LENS AND METHOD OF COATING AN EDGE SURFACE OF AN OPTICAL LENS
- Publication number 20210046718
- Publication date Feb 18, 2021
- Essilor International
- Mabeline TAN
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL