Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8008869 | Discharge lamp lighting device, control method for the same, and projector | Kentaro Yamauchi | 2011-08-30 |
| 7972013 | Light source having a holding unit with air supply port for cooling air and projector | Takeshi Takezawa | 2011-07-05 |