Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970167 | Multi-level management system for monitoring communication apparatuses | Yoshihito Kumamoto, Takako Nagamine | 2005-11-29 |
| 6262973 | SDH wireless transmission apparatus | Yuji Shiraishi, Kimihiko Yoshimura, Hisamichi Hazama, Kimio Watanabe, Shingo Mizuno +1 more | 2001-07-17 |
| 6240171 | Call controlling apparatus and method used for an order-wire system in a communication system | — | 2001-05-29 |
| 6158009 | Communication monitoring and controlling apparatus | Yuji Shiraishi, Yoshiko Koizumi, Kazutoshi Kawamura, Kimio Watanabe | 2000-12-05 |
| 6128284 | SDH-communication-network/already existing communication network monitoring and integrating apparatus and its method | Kazutoshi Kawamura, Shingo Mizuno, Kimihiko Yoshimura, Hisamichi Hazama, Kimio Watanabe | 2000-10-03 |
| 5923856 | Control system for coping with bus extension in controlling a communication apparatus | Hisamichi Hazama, Kimio Watanabe, Shingo Mizuno, Yasushi Miyagawa, Kazutoshi Kawamura | 1999-07-13 |
| 5060292 | Transmitting power control system | Sachio Miyazaki | 1991-10-22 |