Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469968 | Varying the process of rewriting to extend the life of a information carrier | Gijsbert J. Van Den Enden, Johannes Hendrikus Maria Spruit, Johannes H. G. Jaegers | 2002-10-22 |