Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7369764 | Transmission line monitoring method and apparatus | Yasuhiro Ono | 2008-05-06 |
| 7130299 | Digital subscriber line communication method and apparatus | Yasuhiro Ono, Tetsuya Tsuboi, Joutaro Koshikawa | 2006-10-31 |
| 7072978 | Subscriber terminating apparatus and packet processing method | Tetsuya Tsuboi, Yasuhiro Ono | 2006-07-04 |
| 6594768 | Collective line termination apparatus and line termination network | Yasuhiro Ono | 2003-07-15 |
| 5668531 | Synchronized alarm holding system | Kunio Takada | 1997-09-16 |