Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358824 | Photosensitive resin composition utilizing 1,2-naphthoquinone diazide compound having spirobichroman or spirobiindane ring | Shiro Tan, Yoshimasa Aotani, Fumiyuki Nishiyama | 1994-10-25 |