Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602645 | Photosensitive composition and planographic printing plate base using same | Kazuto Kunita, Katsuji Kitatani | 2003-08-05 |
| 6547825 | Artificial trachea | Yasuhiko Shimizu | 2003-04-15 |