Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7103148 | DSL communication method of performing an interruption and a reconnection when an S/N ratio is outside of a predetermined range for a duration longer than a reference time | Hideyuki Motoyama, Shinichi Sakamoto | 2006-09-05 |
| 6748551 | Communication control system | Hideyuki Motoyama, Shinichi Sakamoto | 2004-06-08 |