Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889817 | Method of manufacturing schottky gate field transistor by ion implantation method | Tadashi Saito, Masanori Tsunotani | 1989-12-26 |
| 4860316 | Multilevel amplitude modulation and demodulation communication system | Sadao Takenaka, Yoshihito Aono, Takanori Iwamatsu, Morihiko Minowa, Yoshimasa Daido | 1989-08-22 |
| 4855339 | Epoxy resin composition | Yasuhisa Saito, Hisao Takagishi, Kohichi Okuno, Yutaka Shiomi, Kunimasa Kamio | 1989-08-08 |
| 4795958 | Servomechanism for recording disk reproducing system | Satoshi Kusano | 1989-01-03 |
| 4796053 | Magnification converting mechanism for a variable magnification copying apparatus | Tatsushi Hayashi, Ken-ichi Iwamoto, Kenji Okada, Kouichi Matsumoto, Shoichiro Yoshiura | 1989-01-03 |