Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881167 | Data memory system | Hisao Sasaki, Matsuaki Terada, Susumu Matsui, Jiro Kashio, Shiro Baba +2 more | 1989-11-14 |
| 4855995 | Method and system for data transmission | Kunio Hiyama, Osamu Takada | 1989-08-08 |
| 4814287 | Method of manufacturing a semiconductor integrated circuit device | Toyoki Takemoto, Hiroyuki Sakai | 1989-03-21 |