Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Wilhelmus Robert Koppers | 2009-01-20 |