Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11100727 | Communication system for working machine | Seiichi Okamura, Daisuke Naito | 2021-08-24 |
| 11055599 | Working device, working vehicle, working machine, and management system | Seiichi Okamura, Daisuke Naito | 2021-07-06 |
| D324381 | Television receiver | Masahiro Kawanabe | 1992-03-03 |
| D317599 | Television receiver | Masahiro Kawanabe | 1991-06-18 |
| D308365 | Television receiver | — | 1990-06-05 |