Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8149490 | Optical switch, optical switch control method and communication system | Johji Yamaguchi, Naru Nemoto, Kunihiko Sasakura | 2012-04-03 |
| 8094357 | Mirror control device | Johji Yamaguchi, Naru Nemoto, Shingo Uchiyama | 2012-01-10 |
| 6877906 | Optical fiber cross-connect with a connection block, an alignment block and a handling device | Kunihiko Sasakura, Kazumasa Kaneko, Yoshitaka Enomoto | 2005-04-12 |