Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6315929 | Mold assembly for forming ophthalmic lens, method of producing the same, and method of producing ophthalmic lens using the mold assembly | Kenichi Ishihara | 2001-11-13 |
| 6257547 | Mold assembly for forming ophthalmic lens | Kenichi Ishihara | 2001-07-10 |