Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6865744 | Disk drive with compensation of disk eccentricity | Klaus Oldermann | 2005-03-08 |
| 6366552 | Disk drive with compensation of disk eccentricity | Klaus Oldermann | 2002-04-02 |
| 6304542 | Compact dual wavelength optical pickup head | Lieu-Kim Dang, Christoph Dietrich, Hartmut Richter | 2001-10-16 |
| 6219316 | Recording or reproducing device for recording media having different track spacings | Christian Buechler, Lieu-Kim Dang | 2001-04-17 |
| 5940359 | Optical disk apparatus with means to selectably insert additional optical elements in an optical beams path | Dietmar Uhde, Fritz Weisser | 1999-08-17 |