Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977414 | 2,3-Dihalogeno-6-trifluoromethylbenzene derivatives and processes for the preparation thereof | Isamu Kasahara, Tatsumi Suzuki | 1999-11-02 |
| 5168030 | Positive type o-quinone diazide photo-resist containing antistatic agent selected from hydrazones, ethylcarbazole and bis(dimethylamino)benzene | Konoe Miura, Tameichi Ochiai, Yasuhiro Kameyama, Tooru Koyama, Tomoharu Mametani | 1992-12-01 |
| 4994478 | Oxadiazole derivative | Takashi Kishimoto, Tomio Yamada, Michihiko Matsuda, Yukio Kitagawa | 1991-02-19 |
| 4933257 | Positive quinone diazide photo-resist composition with antistatic agent | Konoe Miura, Tameichi Ochiai, Yasuhiro Kameyama, Tooru Koyama, Tomoharu Mametani | 1990-06-12 |