Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6096476 | Direct drawing type waterless planographic original form plate | Shun-ichi Yanagida, Norimasa Ikeda, Ken Kawamura, Michihiko Ichikawa, Kouichi Fujimaru | 2000-08-01 |
| 6093509 | Lithographic printing plate | Masanao Isono, Norikazu Tabata, Norimasa Ikeda | 2000-07-25 |