Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9964687 | Luminaire | Hiroyuki Sekii | 2018-05-08 |
| 9416948 | Light-emitting module and lighting apparatus | Yuuya YAMAMOTO, Tadashi Murakami | 2016-08-16 |
| 8845169 | Illumination apparatus | Satoru Yamauchi, Toshizumi OKADA, Hiroyuki Yamaoka | 2014-09-30 |
| 8591075 | Optical member and illumination apparatus using same | Tadashi Murakami, Hiroyuki Sekii | 2013-11-26 |
| 8573809 | Illumination device | Toshizumi OKADA, Hiroyuki Sekii | 2013-11-05 |