Ophthalmic Research Group International, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ophthalmic Research Group International, Inc..The latest application filed is for "plastic lens composition and method for the production thereof".
- Ophthalmic Research Group International, Inc. - Louisville KY
| Patent | Date |
|---|---|
| Plastic lens composition and method for the production thereof Grant 6,331,058 - Lipscomb , et al. December 18, 2 | 2001-12-18 |
| Plastic lens and plastic lens manufacturing system Grant 6,206,673 - Lipscomb , et al. March 27, 2 | 2001-03-27 |
| Apparatus for the production of plastic lenses Grant 5,364,256 - Lipscomb , et al. November 15, 1 | 1994-11-15 |
| Plastic lens composition and method for the production thereof Grant 4,879,318 - Lipscomb , et al. November 7, 1 | 1989-11-07 |
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