Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791281 | High pressure discharge lamp lighting apparatus and luminaire using thereof | — | 2004-09-14 |
| 6710551 | High-intensity discharge lamp lighting apparatus and luminaire for using the same | Hideo Kozuka | 2004-03-23 |