Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8034967 | Method of preparing a purified ester-substituted phenol stream | Hatem Abdallah Belfadhel, Martin Herke Oyevaar | 2011-10-11 |
| 6600061 | Method for the continuous production of aromatic carbonates | Marcel Vieveen | 2003-07-29 |
| 6596894 | Method for the continuous production of aromatic carbonates | Marcel Vieveen | 2003-07-22 |
| 6596895 | Method for the continuous production of poly carbonates | Marcel Vieveen | 2003-07-22 |