Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069701 | Device for manufacturing a mould for use in the manufacture of an optical element comprising optical sub-elements mutually arranged in a pattern | Marinus Josephus Jakobus Dona | 2011-12-06 |
| 7125505 | Method of manufacturing a mold for use in the manufacture of an optical element comprising optical sub-elements mutually arranged in a pattern, and device for implementing such a method | Marinus Josephus Jakobus Dona | 2006-10-24 |
| 6689626 | Flexible substrate | Marcellinus P. C. M. Krijn, Marinus Josephus Jakobus Dona, Jeroen J. M. Vleggaar | 2004-02-10 |
| 6281525 | Flexible substrate | Marcellinus P. C. M. Krijn, Marinus J. J. Dona, Jeroen J. M. Vleggaar | 2001-08-28 |
| 5161901 | Support device for a drum | Marinus J. J. Dona | 1992-11-10 |
| 5105692 | Positioning device having static fluid bearings | Marinus J. J. Dona | 1992-04-21 |
| 5067377 | Method of manufacturing a master for the fabrication of projection screens and tool for carrying out the method | Marinus J. J. Dona | 1991-11-26 |
| 4955937 | Method of manufacturing a master intended for the manufacture of projection screens and tool for carrying out the method | Marinus J. J. Dona | 1990-09-11 |