Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801170 | Magnetic marker and marker system | Michiharu Yamamoto, Tomohiko Nagao | 2020-10-13 |
| 10656653 | Work area determination system for autonomous traveling work vehicle, the autonomous traveling work vehicle and work area determination program | Katsuhiko Uemura, Hideya Umemoto | 2020-05-19 |
| 10632892 | Magnetic marker, magnetic marker retaining method, work apparatus for magnetic markers, and magnetic marker installation method | Michiharu Yamamoto, Tomohiko Nagao | 2020-04-28 |
| 10539701 | Minute magnetic body detecting sensor and foreign substance detecting device | Takeshi Kawano, Hideo Arakawa, Michiharu Yamamoto, Kazuo URAKAWA | 2020-01-21 |