Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958581 | High-intensity discharge lamp operating device and method for controlling the high-intensity discharge lamp | Hiroyasu Eriguchi | 2005-10-25 |
| 6838834 | Lighting system and electric power supplier for the same | — | 2005-01-04 |