Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10244162 | Directionality control system, calibration method, horizontal deviation angle computation method, and directionality control method | Hirotaka SAWA, Toshimichi Tokuda, Shinichi Shigenaga, Shuichi Watanabe, Shojiro Matsuo +8 more | 2019-03-26 |
| 9860439 | Directionality control system, calibration method, horizontal deviation angle computation method, and directionality control method | Hirotaka SAWA, Toshimichi Tokuda, Shinichi Shigenaga, Shuichi Watanabe, Shojiro Matsuo +8 more | 2018-01-02 |