Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8291281 | Optical transmitter and receiver and optical transmission and reception system | Akira Yamamoto, Yuichiro Sakane, Masahiro Oohashi | 2012-10-16 |
| 8200090 | Optical transmission apparatus, optical transmission method, and optical transceiver | Yuichiro Sakane, Ryuta Hoshi, Akira Yamamoto, Tsutomu Tsurumi, Yasushi Sugaya +2 more | 2012-06-12 |
| 7822052 | Communication processing apparatus and totalizing system | Hironori Kadota, Yoko Toyozumi, Yumiko Ogata, Taku Yoshida, Yoshiyuki Maeda +3 more | 2010-10-26 |