Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9046628 | Lens structure and manufacturing method, and the manufacture of shaped polymer articles | Hans Zuidema, Ivar Jacco Boerefijn, Henricus Joseph Cornelus Kuijpers | 2015-06-02 |
| 7838795 | Method of breaking a brittle substrate | Rudolf Heinrich Brzesowsky, Abraham Rudolf Balkenende, Petrus Henricus Maria Timmermans, Nicolaas Petrus Willard | 2010-11-23 |