Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10724921 | Optical cable monitoring system | Yoshihiro Nakatani, Kanako Suzuki | 2020-07-28 |
| 10459176 | Communication light detection device | Kanako Suzuki, Mikio Ohkoshi, Yoshihiro Nakatani | 2019-10-29 |
| 10254197 | Optical fiber monitoring system | Kanako Suzuki, Koki Hirano, Mikio Ohkoshi, Yoshihiro Nakatani, Takao Nishikawa +2 more | 2019-04-09 |
| 7992440 | Optical fiber vibration sensor | Tatsuya Kumagai | 2011-08-09 |
| 6201923 | Optical fiber gyroscope | Toshiya Yuhara, Hirokazu Soekawa, Toshiyuki Tetsu, Shuhei Toyoda, Takenori Ichigi | 2001-03-13 |
| 5471301 | Optical fiber gyro | Tatsuya Kumagai, Hisao Iitsuka, Hiroshi Kajioka, Toshiyuki Tetsu | 1995-11-28 |