Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775239 | Checking communication-path data in MPLS communication scheme | Kenichi Akita, Kazuhiro Ozawa | 2004-08-10 |
| 6157615 | Method for controlling a test for an ATM exchange | Tsukasa Akagawa, Akio Matsuura, Kenichi Akita, Kenji Ogawa, Kengo Tsukushi | 2000-12-05 |