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Patent applications and USPTO patent grants for Le Naour-Sene; Lyliane.The latest application filed is for "process of integrating a photochromic substance into an ophthalmic lens and a photochromic lens of organic material".
Patent | Date |
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Process of integrating a photochromic substance into an ophthalmic lens and a photochromic lens of organic material Grant 4,286,957 - Le Naour-Sene September 1, 1 | 1981-09-01 |
Method of marking ophthalmic lenses of organic material and lenses so marked Grant 4,257,692 - Le Naour-Sene March 24, 1 | 1981-03-24 |
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