George H. Mann

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Corning, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for making multifocal ophthalmic lens
- Patent number 4,576,623
- Issue date Mar 18, 1986
- Corning Glass Works
- George H. Mann
- G02 - OPTICS
Information Patent Grant
Method for making colored photochromic prescription ophthalmic lenses
- Patent number 4,498,919
- Issue date Feb 12, 1985
- Corning Glass Works
- George H. Mann
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for making multifocal photochromic ophthalmic lens
- Patent number 4,017,292
- Issue date Apr 12, 1977
- Corning Glass Works
- George H. Mann
- G02 - OPTICS