Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11686441 | Illumination system | Youichi Yamaguchi | 2023-06-27 |
| 10697619 | Surface light emission system, lighting system, and lighting space reproduction method | Harunobu Izumo, Tomoki Kubo, Youichi Yamaguchi | 2020-06-30 |
| 10683976 | Illumination device and attachment member | Koichi Fukushima, Harunobu Izumo, Youichi Yamaguchi, Akira Nishikawa | 2020-06-16 |
| 9151476 | Lighting apparatus | Chie Kanazawa, Tsuneyuki Hirabayashi, Shingo Matsuura | 2015-10-06 |
| D730556 | Recessed ceiling light | Tomoyuki Shimaya, Chie Kanazawa | 2015-05-26 |
| D720488 | Flush ceiling light | Chie Kanazawa | 2014-12-30 |
| D704876 | Lighting apparatus | Tomoyuki Shimaya, Chie Kanazawa | 2014-05-13 |
| D653791 | Lighting apparatus | Chie Kanazawa, Tsuneyuki Hirabayashi, Shingo Matsuura | 2012-02-07 |