Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7133217 | Image-taking optical system and image input apparatus | Toshihiro Sunaga | 2006-11-07 |
| 6991338 | Projection optical system, projection type image display apparatus, and image display system | Toshihiro Sunaga, Katsumi Kurematsu, Takayuki Ishii, Yoshiaki Kurioka | 2006-01-31 |
| 6984044 | Projection optical system, projection type image display apparatus, and image display system | Yoshiaki Kurioka, Katsumi Kurematsu, Takayuki Ishii, Toshihiro Sunaga | 2006-01-10 |
| 6951395 | Projection optical system, projection type image display apparatus, and image display system | Katsumi Kurematsu, Takayuki Ishii, Toshihiro Sunaga, Yoshiaki Kurioka | 2005-10-04 |