Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6735165 | Rewritable optical information medium | Roel Van Woudenberg | 2004-05-11 |
| 6717895 | Methods of determining the optimal erase and write power, and recording apparatus with devices for said methods | Roel Van Woudenberg, Johannes Hendrikus Maria Spruit | 2004-04-06 |