Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8547905 | Wireless base station and communication method | — | 2013-10-01 |
| 8050718 | Wireless base station | Naoyuki Saitou | 2011-11-01 |
| 7983633 | Radio base station having transmitters corresponding to a plurality of sectors, and signal transmission method for a plurality of sectors | Naoyuki Saitou | 2011-07-19 |
| 7340248 | Calibration apparatus | Toshio Kawasaki, Tomonori Sato | 2008-03-04 |
| 7248216 | Calibration apparatus and method for array antenna | Toshio Kawasaki, Tomonori Sato | 2007-07-24 |
| 6255858 | Phase-frequency detector and phase-locked loop circuit incorporating the same | Toshio Kawasaki | 2001-07-03 |