Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221757 | Watertight structure for flap gate and flap gate comprising same | Koji Sasayama, Toshio Tsuchiya | 2025-02-11 |
| 7088954 | Wireless communication device | Tai Miyagawa, Kaoru Okabe | 2006-08-08 |
| 6442146 | Time-division multiple-access communication system | Hiroshi Usami, Akihiro Shibuya, Eimatsu Moriyama, Kiyoshi Hamaguchi, Yoichi Saito +2 more | 2002-08-27 |
| 5832373 | Output power control device | Eiichi Nakanishi | 1998-11-03 |
| 5818392 | Antenna with fixed and movable elements | Shinji Oka, Eiichi Nakanishi, Hiroshi Shimizu | 1998-10-06 |
| 5771442 | Dual mode transmitter | Hefeng Wang | 1998-06-23 |
| 5722062 | Linear receiver having dual automatic gain control loops | Eiichi Nakanishi | 1998-02-24 |
| 5701597 | Portable electronic device and method for supplying current to different loads | Eiichi Nakanishi | 1997-12-23 |
| 5606285 | Power control circuit for use with transmitter | Hefeng Wang | 1997-02-25 |
| 5247542 | QPSK power amplifier distortion correction system | Eiichi Nakanishi | 1993-09-21 |
| 5230095 | Radio receiver for data communication | Kazuhide Watanabe | 1993-07-20 |
| 5182527 | Power amplifying apparatus for wireless transmitter | Eiichi Nakanishi | 1993-01-26 |
| 5144258 | Power amplifier system for radio transmitter and method for using the same | Eiichi Nakanishi, Haruhiko Akiyama | 1992-09-01 |
| 5138274 | Linear amplifier circuit | Eiichi Nakanishi | 1992-08-11 |
| 5126688 | Power amplifying apparatus for wireless transmitter | Eiichi Nakanishi | 1992-06-30 |