Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352533 | Light source device and lighting device | Kazuhiro Daijo, Hiroyuki Yoshioka, Katsunori Kawabata | 2019-07-16 |
| 10309618 | Illuminating device | Hiroyuki Yoshioka, Katsunori Kawabata, Takao Kondo, Kazuhiro Daijo, Koji Uenoyama +1 more | 2019-06-04 |
| 9903568 | Lighting device | Kenichirou Hayashi | 2018-02-27 |