Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319818 | Charge-adjustment powder having excellent ability to maintain applied charge, and method of manufacturing the same | Takayasu Tanaka, Toshimasa Seki, Tomoko Yoshimi, Toru Kumagai | 2025-06-03 |
| 12301671 | Information processing system, information processing method and program | Takuya Ohara, Takuya Oda, Fumikazu INUZUKA, Masayuki Shimoda | 2025-05-13 |
| 12248428 | Information processing system, information processing method and program | Takuya Ohara, Takuya Oda, Fumikazu INUZUKA, Masayuki Shimoda | 2025-03-11 |
| 12161989 | Cobalt ion adsorption material and method for producing same | Takeshi Izumi, Takashi Sakuma, Makoto Komatsu, Hidenori Ishioka, Nobuyuki Hashimoto +2 more | 2024-12-10 |
| 12119867 | Transmission apparatus and transmission method | Kei Kitamura, Fumikazu INUZUKA, Kengo SHINTAKU, Takuya Oda, Masahito Tomizawa | 2024-10-15 |
| 12101246 | Failure transfer apparatus, failure transfer system, and failure transfer method | Kengo SHINTAKU, Shokei Kobayashi, Fumikazu INUZUKA, Kei Kitamura, Takuya Oda | 2024-09-24 |
| 12034484 | Optical communication network management apparatus | Hideki Nishizawa, Tetsuro Inui, Seiki Kuwabara, Shuto Yamamoto, Seiji Okamoto | 2024-07-09 |
| 11984925 | Transmission apparatus and transmission method | Kei Kitamura, Fumikazu INUZUKA, Kengo SHINTAKU, Takuya Oda | 2024-05-14 |
| 11923897 | Method, device and program for estimating optical communication status | Takayuki Nakachi, Yitu WANG, Tetsuro Inui, Takahiro Yamaguchi, Katsuhiro Shimano | 2024-03-05 |
| 11917019 | Information processing system, information processing method and program | Takuya Ohara, Takuya Oda, Fumikazu INUZUKA, Masayuki Shimoda | 2024-02-27 |
| 11890610 | Cobalt ion adsorbent, method for producing same and treatment apparatus for cobalt ion-containing liquid | Takashi Sakuma, Makoto Komatsu, Takeshi Izumi, Nobuyuki Hashimoto, Toshimasa Seki +1 more | 2024-02-06 |
| 11581988 | Transmitting apparatus, receiving apparatus, and transmission system | Tetsuro Inui, Akira Hirano, Yoshiaki Yamada | 2023-02-14 |
| 11546064 | Optical transmission system and transmission mode selecting method | Tetsuro Inui, Hideki Nishizawa, Seiji Okamoto, Akira Hirano, Shokei Kobayashi +4 more | 2023-01-03 |
| 11509392 | Signal quality information notification method and relay communication apparatus | Shokei Kobayashi, Seiki Kuwabara, Yoshiaki Yamada | 2022-11-22 |
| 11446631 | Alkaline earth metal ion adsorbent, and production method of the same, and alkaline earth metal ion-containing liquid treatment apparatus | Takashi Sakuma, Makoto Komatsu, Takeshi Izumi, Takayasu Tanaka, Hidenori Ishioka +5 more | 2022-09-20 |
| 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, Shokei Kobayashi, Akira Hirano, Wataru Kawakami, Tetsuro Inui +5 more | 2021-11-02 |
| 11108208 | Optical amplification system and optical amplification method | Takuya Oda, Tetsuro Inui, Akira Hirano, Wataru Imajuku, Shoukei Kobayashi +2 more | 2021-08-31 |
| 10686520 | Transmission quality estimation system, transmission quality estimation device, and transmission quality estimation method | Takuya Oda, Tetsuro Inui, Akira Hirano, Wataru Imajuku, Shoukei Kobayashi +2 more | 2020-06-16 |
| 10615868 | Communication system and fault detection method | Takuya Oda, Tetsuro Inui, Akira Hirano, Wataru Imajuku, Shoukei Kobayashi +2 more | 2020-04-07 |
| 10587472 | Highly reliable path accommodation design apparatus and method | Akihiro Kadohata, Akira Hirano, Atsushi Watanabe, Fumikazu INUZUKA | 2020-03-10 |
| 10527781 | Communication system and connector | Takuya Oda, Tetsuro Inui, Akira Hirano, Wataru Imajuku, Shoukei Kobayashi +2 more | 2020-01-07 |
| 10511381 | Communication system and fault location specifying method | Takuya Oda, Tetsuro Inui, Akira Hirano, Wataru Imajuku, Shoukei Kobayashi +2 more | 2019-12-17 |
| 10306177 | Television stand and electronic apparatus | — | 2019-05-28 |
| 10125716 | Control apparatus for diesel engine and control method for diesel engine | Tetsuhara Honma, Toshiyuki Nakamura, Manabu Okinaka | 2018-11-13 |