Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6798580 | Projection type image display apparatus | Tetsu Ohishi, Hiroki Yoshikawa, Satoshi Ouchi, Tomohiro Miyoshi | 2004-09-28 |
| 6741396 | Array lens, lighting optical system, optical unit and imaging apparatus | Satoshi Ohuchi, Masahiko Yatsu, Tomohiro Miyoshi, Yasuo Otsuka, Takesuke Maruyama | 2004-05-25 |