Loic Levraud

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Charenton Le Pont, FR

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Patents Grantslast 30 patents

Information Patent Grant
Quality control method for optometric measurements
- Patent number 9,974,435
- Issue date May 22, 2018
- Essilor International (Compagnie General d'Optique)
- Ahmed Haddadi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for determining at least one value of a parameter for custom...
- Patent number 9,703,122
- Issue date Jul 11, 2017
- Essilor International (Compagnie Générale d'Optique)
- Ahmed Haddadi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of preparing an ophthalmic lens fitted with a memory mark
- Patent number 9,625,743
- Issue date Apr 18, 2017
- Essilor International (Compagnie Generale d'Optique)
- Loic Levraud
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
QUALITY CONTROL METHOD FOR OPTOMETRIC MEASUREMENTS
- Publication number 20160353985
- Publication date Dec 8, 2016
- Essilor International (Compagnie Generale D Optique)
- Ahmed HADDADI
- G02 - OPTICS
Information Patent Application
METHOD FOR DETERMINING AT LEAST ONE VALUE OF A PARAMETER FOR CUSTOM...
- Publication number 20160124249
- Publication date May 5, 2016
- Essilor International (Compagnie Generale D Optique)
- Ahmed HADDADI
- G02 - OPTICS
Information Patent Application
METHOD OF PREPARING AN OPHTHALMIC LENS FITTED WITH A MEMORY MARK
- Publication number 20120314186
- Publication date Dec 13, 2012
- Essilor International(Compagnie Generale d' Optiqu
- Loic Levraud
- G02 - OPTICS