Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11177629 | Light source device, light source driver, and lighting system | Hirofumi Konishi, Shigeaki Yamasaki, Yoshiharu Nagatani, Hiroshi Kitano | 2021-11-16 |
| 8853923 | Discharge tube and light-emitting apparatus provided with discharge tube | Katsushi Sumisaki | 2014-10-07 |