Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7272147 | Information transfer equipment | — | 2007-09-18 |
| 6339600 | Information transfer equipment | — | 2002-01-15 |
| 6262973 | SDH wireless transmission apparatus | Yuji Shiraishi, Ichiro Ayukawa, Kimihiko Yoshimura, Kimio Watanabe, Shingo Mizuno +1 more | 2001-07-17 |
| 6128284 | SDH-communication-network/already existing communication network monitoring and integrating apparatus and its method | Kazutoshi Kawamura, Ichiro Ayukawa, Shingo Mizuno, Kimihiko Yoshimura, Kimio Watanabe | 2000-10-03 |
| 5923856 | Control system for coping with bus extension in controlling a communication apparatus | Ichiro Ayukawa, Kimio Watanabe, Shingo Mizuno, Yasushi Miyagawa, Kazutoshi Kawamura | 1999-07-13 |
| 5450413 | Means for detecting TDMA signal multiplexing position in a star network master terminal system | — | 1995-09-12 |