Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6174643 | Process for developing lithographic printing plate | Hideo Kiyoyama, Toshiro Kondo | 2001-01-16 |
| 4605609 | Image receiving material with low calcium gelatin | Koji Okazaki, Yasuo Tsubai | 1986-08-12 |