Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10173580 | Lighting circuit and vehicle lamp | Kotaro Matsui, Susumu Ogo | 2019-01-08 |
| 9992835 | Lighting circuit | Kotaro Matsui | 2018-06-05 |
| 8985823 | Vehicle lamp having an LED and a drip-preventive cover | — | 2015-03-24 |
| 8476838 | Light source lighting circuit and lamp system for vehicle | Kotaro Matsui | 2013-07-02 |
| 8330375 | Vehicle lamp lighting control device | Kotaro Matsui | 2012-12-11 |
| 4541441 | Combine harvester | Tomohiko Ichikawa, Masao Manaka | 1985-09-17 |