Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784626 | Electronic ballast and lighting fixture | Hirokazu Otake, Koji Takahashi, Hiroshi Terasaka | 2004-08-31 |
| 6710551 | High-intensity discharge lamp lighting apparatus and luminaire for using the same | Kazutoshi Mita | 2004-03-23 |