Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8452502 | Driving recorder | Tsuyoshi Katayama, Akihiro Hashimoto, Hiroji Kohsaka | 2013-05-28 |
| 8285442 | Driving recorder | Hiroji Kohsaka, Akihiro Hashimoto | 2012-10-09 |
| 8280577 | Driving recorder | Akihiro Hashimoto, Hiroji Kohsaka | 2012-10-02 |
| 7676306 | Vehicle behavior analysis system | Noboru Kubo, Tsuyoshi Katayama, Toshihiro Arai, Tatsuya Kobayashi, Sou Kitajima +2 more | 2010-03-09 |
| 6343262 | Method for providing twenty-four hour maintenance of a measuring instrument using a plurality of servicing centers | Toshihiko Uno | 2002-01-29 |