Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9260561 | Polyestercarbonate copolymers with high scratch resistance | Robert Dirk van Grampel, James Franklin Hoover, Adrianus Alphonsus Maria Kusters, Jan-Pleun Lens, Andries Jakobus Petrus van Zyl | 2016-02-16 |
| 8962770 | Blends of isosorbide-based copolycarbonate, method of making, and articles formed therefrom | Robert Dirk van de Grampel, Jan Henk Kamps, Jan-Pleun Lens | 2015-02-24 |
| 8633265 | UV stabilization of isosorbide polycarbonates | Jeremy D. Hurst, Roland Sebastian Assink | 2014-01-21 |
| 8389662 | Isosorbide-based polycarbonates, method of making, and articles formed therefrom | Robert Dirk van de Grampel, Jan Henk Kamps, Jan-Pleun Lens, Hendrik Theodurus van de Grampel | 2013-03-05 |
| 7659359 | Stabilization of isosorbide-based polycarbonate | Roland Sebastian Assink, Bernd Jansen, Jan Henk Kamps, Wilhelmus Johannes Daniel Steendam, Jan-Willem Goedmakers | 2010-02-09 |