Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9969406 | Attention calling system for vehicle | Naotaka Kumakiri, Hiroyuki Koike | 2018-05-15 |
| 9658243 | System for alarming a driver using a driver state estimation device | Yoichi Sugimoto, Hiroshi Tokutake | 2017-05-23 |
| 8489253 | Driver state assessment device | Yoichi Sugimoto, Hiroshi Tokutake | 2013-07-16 |