Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10470273 | Light emission drive device and vehicle lamp | Yasushi Noyori | 2019-11-05 |
| 10375783 | Lighting circuit and vehicular lamp | Yasushi Noyori, Shinji Ohta | 2019-08-06 |
| 10173580 | Lighting circuit and vehicle lamp | Takao Sugiyama, Susumu Ogo | 2019-01-08 |
| 10111291 | Lighting circuit and vehicular lamp | — | 2018-10-23 |
| 9992835 | Lighting circuit | Takao Sugiyama | 2018-06-05 |
| 8729821 | Semiconductor light source lighting circuit and control method | — | 2014-05-20 |
| 8476838 | Light source lighting circuit and lamp system for vehicle | Takao Sugiyama | 2013-07-02 |
| 8330375 | Vehicle lamp lighting control device | Takao Sugiyama | 2012-12-11 |
| 8198818 | Vehicle lighting control device | Takayoshi Kitagawa | 2012-06-12 |
| 7479742 | Discharge lamp lighting circuit | Tomoyuki Ichikawa, Soichi Yagi | 2009-01-20 |
| 7439687 | Discharge lamp lighting circuit | Tomoyuki Ichikawa | 2008-10-21 |