Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654323 | Method of tracking servo for optical pickup device | Koji Takasaki, Hitoshi Okada | 2003-11-25 |
| 6576892 | Infrared imaging device | Sumihiro Uchida, Kenichi Murakado, Hiroshi Kawase, Eiji Nameki, Hiroki Shimomae | 2003-06-10 |