Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6894850 | Objective lens driving apparatus | Keiji Nakamura | 2005-05-17 |
| 6888689 | Objective lens driving apparatus | Keiji Nakamura | 2005-05-03 |
| 6839899 | Optical element driving device having two permanent magnets and one magnetic substance | Nobuo Takeshita | 2005-01-04 |