Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8342692 | Projector with heat radiating construction | Shigeru Hirosawa | 2013-01-01 |
| 8038301 | Projector with heat radiating construction | Shigeru Hirosawa | 2011-10-18 |
| 7854517 | Projector system having cooling fan | — | 2010-12-21 |