Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372914 | Pattern forming method | Takuya Naito, Osamu Sasaki, Tsukasa Tada, Toru Ushirogouchi, Satoshi Saito +2 more | 1994-12-13 |
| 5348835 | Photosensitive resin composition for forming polyimide film pattern comprising an o-quinone diazide photosensitive agent | Masayuki Oba, Rumiko Hayase, Shuzi Hayase, Yukihiro Mikogami, Yoshihiko Nakano +3 more | 1994-09-20 |
| 5348838 | Photosensitive composition comprising alkali soluble binder and photoacid generator having sulfonyl group | Toru Ushirogouchi, Osamu Sasaki, Tsukasa Tada, Takuya Naito, Satoshi Saito | 1994-09-20 |
| 5340684 | Photosensitive composition and resin-encapsulated semiconductor device | Rumiko Hayase, Masayuki Oba, Yukihiro Mikogami | 1994-08-23 |
| 5332648 | Potosensitive composition and method of forming a pattern using the same | Fumihiko Yuasa, Tohru Ushirogouchi, Tsukasa Tada, Osamu Sasaki, Takuya Naito +1 more | 1994-07-26 |