Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9661569 | Wireless network control system to perform on-off control for small cell | Takeshi Yamana, Daisuke Inagaki, Nobuyuki Arai, Norio Ohki, Hisatake Do +4 more | 2017-05-23 |
| 9521633 | Apparatus and method for selecting an optimum base station whose transmission power is to be changed | Yusuke Shoji, Kiyofumi Hara, Hiroyuki Ohhashi, Naoya Yamazaki, Kiyoshi Komatsu | 2016-12-13 |
| 6158009 | Communication monitoring and controlling apparatus | Ichiro Ayukawa, Yuji Shiraishi, Yoshiko Koizumi, Kimio Watanabe | 2000-12-05 |
| 6128284 | SDH-communication-network/already existing communication network monitoring and integrating apparatus and its method | Ichiro Ayukawa, 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, Ichiro Ayukawa, Kimio Watanabe, Shingo Mizuno, Yasushi Miyagawa | 1999-07-13 |
| 5594785 | Method of producing ring-back tone in order wire | — | 1997-01-14 |
| 5263017 | Digital radio transmission system | Toshio Nakajima, Teruo Mizumoto | 1993-11-16 |