Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9743470 | Lighting control circuit, illuminating lamp using the lighting control circuit, and lighting device using the illuminating lamp | Hisashi Tomiyama, Masaharu Urano, Shigemi Hagiwara | 2017-08-22 |