Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7609728 | Optical transmission switching device | Toshiaki Arikawa, Ryuuichi Ikematsu, Shigekazu Harada, Takahide Sugita, Hidetoshi Shinoda | 2009-10-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7609728 | Optical transmission switching device | Toshiaki Arikawa, Ryuuichi Ikematsu, Shigekazu Harada, Takahide Sugita, Hidetoshi Shinoda | 2009-10-27 |