Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234754 | Geomagnetism sensing device | Yukimitsu Yamada | 2016-01-12 |
| 8577636 | Azimuth calculation program and electronic compass | Yukimitsu Yamada, Katsuyuki Kawarda | 2013-11-05 |
| 8552794 | Constant-voltage circuit | Junichi Saito | 2013-10-08 |
| 8046189 | Motion sensing program and electronic compass with motion sensing program | Katsuyuki Kawarada | 2011-10-25 |
| 7865323 | Calibration program and electronic compass | Yukimitsu Yamada, Katsuyuki Kawarada | 2011-01-04 |