Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12318495 | Ultraviolet light irradiation device, method of using ultraviolet light irradiation device, and ultraviolet light irradiation method | Keisuke Naito, Hideaki YAGYU, Shigeki Fujisawa | 2025-06-03 |
| 12009198 | Ultraviolet ray generation device | Hideaki YAGYU, Shigeki Fujisawa | 2024-06-11 |
| 11170987 | Short-arc discharge lamp | Keiichi Maeda | 2021-11-09 |