Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574183 | Device for reading from or writing to optical recording media | Lieu-Kim Dang, Hartmut Richter, Heinz-Jorg Schroeder | 2003-06-03 |
| 6430124 | Apparatus for scanning optical recording media having a scanner and a travel measuring device | Susann Ayari | 2002-08-06 |
| 6430141 | Device for reading from or writing to optical recording media | Lieu-Kim Dang, Hartmut Richter, Heinz-Jorg Schroeder | 2002-08-06 |
| 6304542 | Compact dual wavelength optical pickup head | Lieu-Kim Dang, Hartmut Richter, Heinz-Joerg Schroeder | 2001-10-16 |