Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9712241 | Communication system, master station device, slave station device, control unit, and communication control method | Hiroaki Mukai | 2017-07-18 |
| 9112612 | Relay device, station-side optical communication device, communication system, and bandwidth allocation method | Jun Mizuguchi, Yoshifumi Hotta | 2015-08-18 |
| 9106984 | PON system, subscriber-side terminal apparatus, station-side terminal apparatus, and power saving method | Hiroaki Mukai, Kaori Mie | 2015-08-11 |
| 8873957 | Logical-link management method and communication device | Masaki Tanaka, Yukio Hirano | 2014-10-28 |