Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12101246 | Failure transfer apparatus, failure transfer system, and failure transfer method | Kengo SHINTAKU, Fumikazu INUZUKA, Kei Kitamura, Takuya Oda, Takafumi Tanaka | 2024-09-24 |
| 11902137 | Service path failure location estimation method, apparatus, and program | Takuya Oda, Akira Hirano | 2024-02-13 |
| 11876670 | Diagnostic apparatus | Takuya Oda, Akira Hirano | 2024-01-16 |
| 11853101 | Adaptation apparatus | Takuya Oda, Akira Hirano | 2023-12-26 |
| 11546064 | Optical transmission system and transmission mode selecting method | Tetsuro Inui, Hideki Nishizawa, Seiji Okamoto, Akira Hirano, Fumikazu INUZUKA +4 more | 2023-01-03 |
| 11516073 | Malfunction point estimation method and malfunction point estimation apparatus | Takuya Oda, Akira Hirano | 2022-11-29 |
| 11509392 | Signal quality information notification method and relay communication apparatus | Takafumi Tanaka, Seiki Kuwabara, Yoshiaki Yamada | 2022-11-22 |
| 11342990 | State estimating device and communication system | Seiki Kuwabara, Wataru Kawakami, Hideki Nishizawa, Seiji Okamoto, Akira Hirano +4 more | 2022-05-24 |
| 11165497 | Optical transmission system and communication condition selection method | Fumikazu INUZUKA, Akira Hirano, Wataru Kawakami, Tetsuro Inui, Seiki Kuwabara +5 more | 2021-11-02 |