Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8477578 | Multi-speed recording for multi-layer disc | Ronald Joseph Antonius Van Den Oetelaar, Hubert Cecile Francois Martens, Pierre Hermanus | 2013-07-02 |
| 8068400 | Method of recording information on a multilayer record carrier, and device for recording on a dual layer record carrier | Hubert Cecile Francois Martens, Pierre Hermanus Woerlee, Johannes Leopoldus Bakx | 2011-11-29 |
| 7903512 | Multi-speed recording for multi-layer disc | Ronald Joseph Antonius Van Den Oetelaar, Hubert Cecile Francois Martens, Pierre Hermanus Woerlee | 2011-03-08 |
| 7623432 | Method of recording information on a multi layer record carrier, and device for recording on a dual layer record carrier | Hubert Cecile Francois Martens, Pierre Hermanus Woerlee, Johannus Bakx | 2009-11-24 |
| 7480225 | Method for recording information on a multi layer record carrier, and record carrier for use by such method | Pierre Hermanus Woerlee, Hubert Cecile Francois Martens, Robert Alberta Arnoldus Ponsen | 2009-01-20 |
| 7385907 | Rewritable optical record carrier | Ruud Vlutters, Pierre Hermanus Woerlee, Mark Van Schijndel | 2008-06-10 |
| 7345973 | Multi-layer writable optical record carrier with an optimum power calibration area, and method and apparatus for forming optimum power calibration areas on such a record carrier | Hubert Cecile Francois Martens, Ronald Joseph Antonius Van Den Oetelaar, Pierre Hermanus Woerlee | 2008-03-18 |
| 7218603 | Optical data storage medium and use of such medium | Pierre Hermanus Woerlee, Ruud Vlutters, Bin Yin, Ronald R. Drenten | 2007-05-15 |