Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6952388 | Optical record carrier containing special codes | Johannes Gerardus Fredericus Kablau | 2005-10-04 |
| 6930966 | Method of hiding areas on a disc like recording of the optically rewritable type | Jacobus Petrus Josephus Heemskerk | 2005-08-16 |