Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331132 | Manufacture of visual lenses | Michael H. Freeman | 1994-07-19 |
| 5281294 | Manufacture of visual lenses | Michael H. Freeman | 1994-01-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331132 | Manufacture of visual lenses | Michael H. Freeman | 1994-07-19 |
| 5281294 | Manufacture of visual lenses | Michael H. Freeman | 1994-01-25 |