Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888388 | Polycarbonate resin composition | Masafumi Hongo, Hideyuki Shigemitsu, Akira Yanagase | 1989-12-19 |
| 4877687 | Synthetic resin molded article having antistatic property | Kiyotaka Azegami, Suehiro Tayama, Akira Yanagase, Hiroki Hatakeyama | 1989-10-31 |
| 4877831 | Polycarbonate resin composition | Masafumi Hongo, Hideyuki Shigemitsu, Akira Yanagase | 1989-10-31 |
| 4859727 | Antistatic thermoplastic resin composition | Isao Sasaki, Akira Yanagase, Hiroki Hatakeyama | 1989-08-22 |
| 4860086 | Semiconductor device | Tohru Nakamura, Masahiko Ogirima, Kazuo Nakazato, Takao Miyazaki, Minoru Nagata +1 more | 1989-08-22 |
| 4807015 | Semiconductor device having electrodes and or interconnections of refractory metal film containing silicon oxide | Nobuyoshi Kobayashi, Nobuo Hara, Seiichi Iwata | 1989-02-21 |