Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765861 | Record carrier and apparatus for scanning the record carrier | Johannes J. L. M. Van Vlerken, Ronald R. Drenten, Jakob Gerrit Nijboer, Paulus G. P. Weyenbergh | 2004-07-20 |
| 6717895 | Methods of determining the optimal erase and write power, and recording apparatus with devices for said methods | Guo-Fu Zhou, Roel Van Woudenberg | 2004-04-06 |
| 6714508 | Optical recording carrier having groove wobble phase changes between subsequent predetermined positions | Johannes J. L. M. Van Vlerken | 2004-03-30 |
| 6700861 | Optical disc and apparatus for scanning the optical disc | Gijsbert J. Van Den Enden, Johannus Bakx, Shoei Kobayashi, Masayuki Arai, Yoshiyuki Akiyama | 2004-03-02 |