Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9755777 | Optical transmitter and optical transmission method | Koji Bato, Tomoyuki Sakata, Tatsuro Kishida, Koji Matsunaga, Tatsuya Toyozumi +1 more | 2017-09-05 |
| 9537599 | Optical transmitter and optical transmission method | Koji Bato, Tomoyuki Sakata, Tatsuro Kishida, Koji Matsunaga, Tatsuya Toyozumi +1 more | 2017-01-03 |
| 9450698 | Optical transmission device, optical transmission system, and optical transmission method | Koji Matsunaga, Tatsuya Toyozumi, Yasuo Tanaka, Koji Bato, Wataru Kawasaki +1 more | 2016-09-20 |
| 9270382 | Optical communication apparatus and control method thereof | Koji Matsunaga, Yasuo Tanaka, Tatsuya Toyozumi, Koji Bato, Wataru Kawasaki +1 more | 2016-02-23 |
| 9135207 | I2C communication device and I2C communication method | Haruka Miyazaki | 2015-09-15 |
| 9112637 | Optical transmission device and method | Koji Bato, Tatsuya Toyozumi, Koji Matsunaga, Wataru Kawasaki, Tatsuhiko Saito | 2015-08-18 |
| 8291281 | Optical transmitter and receiver and optical transmission and reception system | Hiromu Yoshii, Akira Yamamoto, Masahiro Oohashi | 2012-10-16 |
| 8204700 | Failure prediction apparatus and failure prediction method | Akihiro Horiuchi, Satsuki Norimatsu, Akira Yamamoto | 2012-06-19 |
| 8200090 | Optical transmission apparatus, optical transmission method, and optical transceiver | Ryuta Hoshi, Akira Yamamoto, Tsutomu Tsurumi, Yasushi Sugaya, Tomoyuki Sakata +2 more | 2012-06-12 |