Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6757221 | Optical head having object lens and patterned coil | Kazushi Uno, Shingo Hamaguchi, Kiyoto Matsui, Goro Kawasaki, Nobuyuki Kanto | 2004-06-29 |
| 6703595 | Optical data-processing apparatus | — | 2004-03-09 |