Ophthalmic Research Group International, Inc.

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Louisville, KY, US

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Patents Grantslast 30 patents

Information Patent Grant
Plastic lens composition and method for the production thereof
- Patent number 6,331,058
- Issue date Dec 18, 2001
- Ophthalmic Research Group International, Inc.
- N. Thornton Lipscomb
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Plastic lens and plastic lens manufacturing system
- Patent number 6,206,673
- Issue date Mar 27, 2001
- Ophthalmic Research Group International, Inc.
- N. Thornton Lipscomb
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Plastic lens composition and method for the production thereof
- Patent number 6,201,037
- Issue date Mar 13, 2001
- Ophthalmic Research Group International, Inc.
- N. Thornton Lipscomb
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for the production of plastic lenses
- Patent number 5,364,256
- Issue date Nov 15, 1994
- Ophthalmic Research Group International, Inc.
- N. Thornton Lipscomb
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Plastic lens composition and method for the production thereof
- Patent number 4,879,318
- Issue date Nov 7, 1989
- Ophthalmic Research Group International, Inc.
- N. Thornton Lipscomb
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

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