Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887974 | Connector | Yoshiaki Ichimura, Katumi Takegawa, Yoshinori Mizusawa, Shoji Umesato | 1989-12-19 |
| 4880399 | Socket | Yoshiaki Ichimura, Shinichi Ishizuka, Shoji Umesato | 1989-11-14 |
| 4854377 | Liquid cooling system for integrated circuit chips | Youichi Matsuo, Toshifumi Sano | 1989-08-08 |
| 4832611 | Electrical connector comprising combination of individual mating and pin elements as a contact member | Atsuhito Noda, Yoshiaki Ichimura, Shoji Umesato | 1989-05-23 |