Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829203 | Optical disk apparatus and optical disk processing method | Hideaki Ohsawa | 2004-12-07 |
| 6809308 | Photodetector and photodetecting system capable of detecting information about the two-dimensional intensity distribution and wavelength distribution of incident light | Masatoshi Sakurai | 2004-10-26 |
| 6744702 | Apparatus for accessing recording disk by controlling the coarse and precise actuators | — | 2004-06-01 |