Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781936 | Method and device for recording marks in an information layer of an optical record carrier | Paulus Wilhelmus Maria Blom | 2004-08-24 |
| 6765854 | Methods and devices for recording marks on a recording surface of an optical record carrier | Robert Woudenberg | 2004-07-20 |