Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388676 | Data transfer device, data processing device and data processing method | Naoki Miura, Takeshi Sakamoto, Yuki Arikawa, Tsuyoshi Ito, Kenji Tanaka +1 more | 2025-08-12 |
| 12088689 | Data acquisition device and data acquisition method | Yuta Ukon, Akihiko Miyazaki | 2024-09-10 |
| 11251868 | Dispersion compensation system and dispersion compensation method | Kana Masumoto, Masahiro Nakagawa, Toshiya Matsuda, Hidetoshi Onda | 2022-02-15 |
| 11206086 | Optical transceiver | Toshiya Matsuda, Toru Homemoto, Kana Masumoto, Kazuyuki Matsumura | 2021-12-21 |
| 10951344 | Optical transmitter, optical receiver, and optical transmission system | Toshiya Matsuda, Toru Homemoto, Kana Masumoto, Katsutoshi Koda | 2021-03-16 |
| 9883262 | Optical network system, optical switch node, master node, and node | Kyota HATTORI, Naoki Kimishima, Masahiro Nakagawa, Akira Misawa | 2018-01-30 |
| 8909042 | Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method | Eiji Oki, Akira Misawa, Satoru Okamoto | 2014-12-09 |
| 8239565 | Flow record restriction apparatus and the method | Hitoshi Irino | 2012-08-07 |
| 8081881 | Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method | Eiji Oki, Akira Misawa, Satoru Okamoto | 2011-12-20 |
| 7894368 | OVPN system, OVPN terminating device, collective controlling device, and optical communication network | Akira Misawa, Satoru Okamoto, Naoaki Yamanaka | 2011-02-22 |
| 7720390 | Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method | Eiji Oki, Akira Misawa, Satoru Okamoto | 2010-05-18 |
| 7630649 | Optical node device, network control device, maintenance-staff device, optical network, and 3R relay implementation node decision method | Eiji Oki, Akira Misawa, Satoru Okamoto | 2009-12-08 |
| 7313094 | Node, an optical/electrical path integrated network using the node, and a program which controls the node | Eiji Oki, Kohei Shiomoto, Wataru Imajuku | 2007-12-25 |
| 6523632 | Vehicle equipped with turning mechanism | Tadashi Hanaoka, Yoshimitsu Ishida, Yasuto Shigematsu, Yoshito Hamasaki | 2003-02-25 |
| 6378641 | Vehicle equipped with turning mechanism | Tadashi Hanaoka, Yasuto Shigematsu, Yoshito Hamasaki | 2002-04-30 |