Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499220 | Inclination sensor | Nobuharu Katsuki, Toshiya Nakagaki | 2002-12-31 |
| 6470580 | Tilt sensor | Nobuharu Katsuki | 2002-10-29 |
| 6399941 | Inclination angle sensor | Toshiya Nakagaki, Nobuharu Katsuki | 2002-06-04 |