Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698369 | Photosensitive composition comprising a sulfonimide compound according to the formula R.sub.1 -SO.sub.2 -NR.sub.3 -SO.sub.2 -R.sub.2 wherein R.sub.1, R.sub.2 and R.sub.3 each represents an aromatic group or an alkyl group | Koichi Kawamura, Fumikazu Kobayashi | 1997-12-16 |
| 5683856 | Positive-working photosensitive composition | Toshiaki Aoai, Kazuya Uenishi | 1997-11-04 |