Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845008 | Light-sensitive positive working, o-guinone diazide presensitized plate with mixed solvent | Akira Nishioka, Toshimi Hirano | 1989-07-04 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845008 | Light-sensitive positive working, o-guinone diazide presensitized plate with mixed solvent | Akira Nishioka, Toshimi Hirano | 1989-07-04 |