Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8032028 | Optical add/drop device | Yutaka Takita, Yasuhiko Aoki, Kyosuke Sone | 2011-10-04 |
| 8019219 | Optical packet switching apparatus and method therefor | Koji Matsunaga | 2011-09-13 |
| 7898341 | Non-inverting amplifier circuit and optical switch driver circuit | Tomohiro Ueno, Masaji Noguchi, Setsuo Yoshida | 2011-03-01 |