Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10697619 | Surface light emission system, lighting system, and lighting space reproduction method | Shozo Toyohisa, Tomoki Kubo, Youichi Yamaguchi | 2020-06-30 |
| 10683976 | Illumination device and attachment member | Koichi Fukushima, Shozo Toyohisa, Youichi Yamaguchi, Akira Nishikawa | 2020-06-16 |