Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE44529 | Record carrier having a servo track with position information in accordance with a modulation type and permanent information in accordance with a different modulation type, and apparatus for scanning the record carrier | Cornelis Marinus Schep, Aalbert Stek | 2013-10-08 |
| RE44088 | Record carrier having a servo track with position information in accordance with a modulation type and permanent information in accordance with a different modulation type, and apparatus for scanning the record carrier | Cornelis Marinus Schep, Aalbert Stek | 2013-03-19 |
| 8325579 | Combination optical media, device and method for accessing thereof | — | 2012-12-04 |