Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9407389 | Communication system and time synchronization method | Hiroaki Nakazawa, Yoshihiro Ashi, Daiji MITSUNAGA, Hideyuki Nakanishi | 2016-08-02 |
| 9379877 | Communication system and its device | Yoshihiro Ashi | 2016-06-28 |
| 9350746 | Transmission network system, transmission method, and authentication information device | Shinya Fujioka, Yoshihiro Ashi | 2016-05-24 |