Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7201498 | Lighting apparatus | Yusaku Shimaoka, Kazunori Horikawa | 2007-04-10 |
| 7118227 | Projection display device | Shinya Sannohe, Takamasa Yoshikawa | 2006-10-10 |
| 7033030 | Projection-type display apparatus | Shinya Sannohe, Takamasa Yoshikawa | 2006-04-25 |
| 6488378 | Imaging apparatus | Toshiaki Tabuchi, Takamasa Yoshikawa, Toshiyuki Ueda, Isao Kakuhari, Kenichi Terai | 2002-12-03 |
| 4840471 | X-ray shielded projection lens | Katsuaki Mitani | 1989-06-20 |