Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6503685 | Heat sensitive composition, original plate using the same for lithographic printing plate, and process for preparing printing plate | Shinji Shimizu, Yasuyuki Watanabe, Yasuhiko Kojima, Koji Oe | 2003-01-07 |
| 6218073 | Heat sensitive composition, original plate using the same for lithographic printing plate, and process for preparing printing plate | Shinji Shimizu, Yasuyuki Watanabe, Yasuhiko Kojima, Koji Oe | 2001-04-17 |