Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5290656 | Resist composition, novel phenol compound and quinone diazide sulfonic acid ester of novel phenol compound | Yasunori Uetani, Hirotoshi Nakanishi, Koji Kuwana, Yukio Hanamoto, Fumio Oi +1 more | 1994-03-01 |