Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8922429 | Satellite navigation device | Naomi Fujisawa, Katsuo Yamada, Hiraku Nakamura | 2014-12-30 |
| 8736489 | GNSS receiver | Katsuo Yamada, Naomi Fujisawa, Hiraku Nakamura | 2014-05-27 |