Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12155456 | Optical transmission system, optical device, and optical transmission method | — | 2024-11-26 |
| 11843415 | Submarine optical communication system, method for transmitting monitoring result, and non-transitory computer readable medium storing monitoring program | — | 2023-12-12 |
| 11546060 | Submarine optical transmission apparatus and submarine optical communication system | Kazuyuki Shishido | 2023-01-03 |
| 11438077 | Submarine optical transmission apparatus and submarine optical communication system | Kazuyuki Shishido | 2022-09-06 |
| 10965372 | Optical transmission device and spectrum control method | — | 2021-03-30 |
| 10855374 | Relay device, monitoring system and monitoring information transmission method | — | 2020-12-01 |
| 6344962 | High voltage capacitor and magnetron | Tukasa Satoh, Setuo Sasaki, Isao Fujiwara | 2002-02-05 |
| 5159818 | Apparatus for preparing a semi-frozen confection | Ryoukichi Etou, Kinji Hashizume, Mitsuo Ikeda | 1992-11-03 |