Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736863 | Method of dyeing a plastic lens, a plastic lens obtained by use of the dyeing method, and a dyeing system, a dyeing device, and a dyeing jig for a plastic lens | Minoru Inuzuka | 2004-05-18 |