Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8046189 | Motion sensing program and electronic compass with motion sensing program | Kisei Hirobe | 2011-10-25 |
| 7865323 | Calibration program and electronic compass | Kisei Hirobe, Yukimitsu Yamada | 2011-01-04 |