Paulyn Ng Hwei Kien

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Charenton Le Pont, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for determining a pair of progressive ophthalmic lenses
- Patent number 9,411,170
- Issue date Aug 9, 2016
- Essilor International (Compagnie Generale d'Optique)
- Björn Drobe
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Process For Determining A Pair Of Progressive Ophthalmic Lenses
- Publication number 20150109575
- Publication date Apr 23, 2015
- ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
- Björn Drobe
- G02 - OPTICS