Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5204921 | Automated optical main distributing frame system | Tsuneo Kanai, Shigefumi Hosokawa, Kunihiko Sasakura, Syuichirou Inagaki, Hirobumi Kimura +3 more | 1993-04-20 |
| 5017145 | Matrix switching device and method of manufacturing the same | Tsuneo Kanai, Shigefumi Hosokawa, Yasuo Kumakura, Shuichiro Inagaki | 1991-05-21 |