Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4418992 | Ophthalmic progressive power lens and method of making same | Lawrence Davenport | 1983-12-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4418992 | Ophthalmic progressive power lens and method of making same | Lawrence Davenport | 1983-12-06 |