Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9608753 | Time synchronization system, management node, and time synchronization method | Masaki Yamada | 2017-03-28 |
| 9571470 | Communication system, management server, server, concentrator, and encryption setting method | Nobuyuki Muranaka, Toshimitsu Hayashi | 2017-02-14 |