Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8154965 | Method and device for retrieving information from an optical record carrier at various reading speeds | Johannes Hendrikus Maria Spruit, Bas Feddes, Paul Weijenbergh | 2012-04-10 |
| 8004947 | Method and device for recording marks in an information layer of an optical disc | Bas Feddes | 2011-08-23 |