Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873391 | Process for producing isobutylene | Kazutaka Inoue, Masao Kobayashi | 1989-10-10 |
| 4837741 | Magnetic bubble memory device | Takashi Toyooka, Naoki Kodama, Teruaki Takeuchi, Masatoshi Takeshita, Ryo Suzuki | 1989-06-06 |
| 4824998 | Process for producing tau-butyl methacrylate | Kazutaka Inoue, Masao Kobayashi | 1989-04-25 |