Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8058469 | Method for making carbamates, ureas and isocyanates | Hans-Peter Brack, Ricardo Godoy-Lopez, Dennis James Patrick Maria Willemse | 2011-11-15 |
| 8034967 | Method of preparing a purified ester-substituted phenol stream | Stephan Bouwens, Martin Herke Oyevaar | 2011-10-11 |
| 7977447 | Method for making carbonates and esters | Hans-Peter Brack, Ricardo Godoy-Lopez, Dennis James Patrick Maria Willemse | 2011-07-12 |