Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8513902 | Power supply unit having dimmer function and lighting unit | Hiroshi Terasaka, Mitsuhiko Nishiie, Takuro Hiramatsu | 2013-08-20 |
| 6018221 | Lighting circuit and lighting device | — | 2000-01-25 |