Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11719418 | Back panel for lighting device and lighting device | Takahiko Koyama | 2023-08-08 |
| 9587807 | Lighting apparatus | — | 2017-03-07 |
| D658312 | Light emitting diode lamp | — | 2012-04-24 |
| 7874714 | Optical unit and light irradiating device | Kenji Yoneda, Mitsuru Saito | 2011-01-25 |