Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8693874 | Transmission system and method of correcting tilt of the transmission system | Tomoyuki Suzuki, Kenji Watanabe, Koji Tanonaka, Takehiro Fujita | 2014-04-08 |
| 8326147 | Transmission apparatus, transmission controlling method, and optical supervisory channel (OSC) processing apparatus | Koji Tanonaka, Kenji Watanabe, Tomoyuki Suzuki | 2012-12-04 |
| 7206512 | Method of controlling optical wavelength division multiplexing transmission apparatus | Kazuhiro Minamimoto, Eisaku Touma | 2007-04-17 |
| 6839518 | Level adjustment method and wavelength division multiplexing device and system | Kazuhiro Minamimoto | 2005-01-04 |
| 4706419 | Openable dome-shaped roof structure | Toshio Adachi, Toru Aoyagi, Shigeki Yamanaka | 1987-11-17 |