Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586255 | Network management operation system and network management operation method | Yasuhiro Tanaka, Yasuhiko Nagai, Michio Suzuki, Takashi Kagei, Masato Saito | 1996-12-17 |
| 5483631 | Communication network management system for displaying operation states of network elements on a remote display unit | Yasuhiko Nagai, Ryoichi Sasaki, Sadao Niinobe, Michio Suzuki, Keizou Mizuguchi | 1996-01-09 |
| 5471399 | Network management system and network status display method | Yasuhiro Tanaka, Yasuhiko Nagai, Michio Suzuki, Takashi Kagei, Kohsuke Shinnai +1 more | 1995-11-28 |