Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6796145 | Method for cutting mother rod lens | — | 2004-09-28 |
| 6771428 | Gradient index rod lens, method for manufacturing gradient index rod lens, and lens array | Masatake Ishikawa, Kazuya Ookawa, Satoshi Taniguchi | 2004-08-03 |