Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7355937 | Method and device for recording information in units | Gijsbert J. Van Den Enden, Johannes Hendrikus Maria Spruit, Ronald R. Drenten, Johannes J. L. M. Van Vlerken, Robert Albertus Brondijk +1 more | 2008-04-08 |
| 6967909 | Method and device for recording information in units | Gijsbert J. Van Den Enden, Johannes Hendrikus Maria Spruit, Ronald R. Drenten, Johannes J. L. M. Van Vlerken, Robert Albertus Brondijk +1 more | 2005-11-22 |
| 6628583 | Method and device for recording information in linking block units | Gijsbert J. Van Den Enden, Johannes Hendrikus Maria Spruit, Ronald R. Drenten, Johannes J. L. M. Van Vlerken, Robert Albertus Brondijk +1 more | 2003-09-30 |