Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495651 | Process for preparing urethane compound for medical instruments | Tsuyoshi Watanabe, Eri Ito, Shoji Ichinohe, Toshio Yamazaki | 2002-12-17 |
| 6417144 | Solution for contact lenses | Akira Tsuzuki | 2002-07-09 |