Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6956807 | Optical head for scanning a record carrier | Jorrit Ernst De Vries | 2005-10-18 |
| 6947368 | Duel-layer optical scanner with non-periodic phase structure element of birefringent material for different wavefront aberration compensation of orthogonally polarized radiation beams | Jorrit Ernst De Vries, Sjoerd Stallinga | 2005-09-20 |
| 6930973 | Optical element | Jorrit Ernst De Vries | 2005-08-16 |
| 6928043 | Compensating for sherical aberration induced when reading from optical record carriers with transparent layers of different thickness | Jorrit Ernst De Vries | 2005-08-09 |