Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548964 | Discharge lamp lighting apparatus and luminaire using the same | Keiichi Shimizu | 2003-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6548964 | Discharge lamp lighting apparatus and luminaire using the same | Keiichi Shimizu | 2003-04-15 |