Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8005357 | Optical transmission apparatus | Yoshiyuki Maeda, Taku Yoshida, Yoshinobu Matsukawa | 2011-08-23 |
| 7991286 | Optical transmission apparatus | Yoshiyuki Maeda, Taku Yoshida, Yoshinobu Matsukawa | 2011-08-02 |
| 7822052 | Communication processing apparatus and totalizing system | Hiromu Yoshii, Yoko Toyozumi, Yumiko Ogata, Taku Yoshida, Yoshiyuki Maeda +3 more | 2010-10-26 |
| 7724736 | Frame forwarding apparatus | Yoshiyuki Maeda, Yoko Toyozumi, Yumiko Ogata, Yoshiko Sakamoto, Seiji Miyata +1 more | 2010-05-25 |
| 6041062 | High-speed synchronous multiplexing apparatus | Seiichi Yamato, Noboru Kamei, Kazuyoshi Okuma, Katsumi Sugawa, Tomoyuki Sakata | 2000-03-21 |