Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471357 | Projection display device comprising means for cooling an optical unit and air quantity controlling means | Nobuyuki Hara | 2002-10-29 |
| 6398366 | Image display apparatus of the projection type | Nobuyuki Hara | 2002-06-04 |