Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7002968 | Transport system and transport method | Masahito Tomizawa, Yoshiaki Kisaka, Yutaka Miyamoto, Takashi Ono | 2006-02-21 |
| 6865348 | Optical transmission method, optical transmitter, optical receiver, and optical transmission system | Yutaka Miyamoto, Akira Hirano, Kazushige Yonenaga, Kenji Sato, Akihiko Matsuura | 2005-03-08 |