Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10745332 | Process for purifying a crude composition including a monoterpene compound, such as a monocyclic monoterpene alcohol, by layer melt crystallization | Manfred Stepanski, Florian Lippuner | 2020-08-18 |
| 10066054 | Continuous method for manufacturing a polyester from cyclic ester monomer | Liborio Ivano Costa, Francesca Tancini, Yingchuan Yu | 2018-09-04 |
| 10059799 | Method for stabilizing a condensed phase composition including a cyclic ester in a process of manufacturing a polyester or of lactide | Liborio Ivano Costa, Francesca Tancini, Yingchuan Yu | 2018-08-28 |
| 9956500 | Liquid mixing collector and a method for its use | Marc Wehrli, Christian Bachmann, Florian Kehrer | 2018-05-01 |
| 8426532 | Polycarbonate graft copolymers | Rubin Huang, André van Zyl, Jan-Pleun Lens, Theodorus Lambertus Hoeks, Jan Henk Kamps | 2013-04-23 |
| 8309275 | Membrane electrode assembly (MEA), method for its manufacturing and a method for preparing a membrane to be assembled in a MEA | Gunther Scherer, Lorenz Gubler | 2012-11-13 |
| 8273849 | Isosorbide-based polycarbonates, method of making, and articles formed therefrom | Jan Henk Kamps, Bernardus Johannes Paulus Jansen | 2012-09-25 |
| 8058469 | Method for making carbamates, ureas and isocyanates | Hatem Abdallah Belfadhel, Ricardo Godoy-Lopez, Dennis James Patrick Maria Willemse | 2011-11-15 |
| 7977447 | Method for making carbonates and esters | Hatem Abdallah Belfadhel, Ricardo Godoy-Lopez, Dennis James Patrick Maria Willemse | 2011-07-12 |
| 7863404 | Method of making isosorbide polycarbonate | Marianne Guyader, Han Vermeulen, Dennis James Patrick Maria Willemse | 2011-01-04 |
| 7858728 | Polycarbonate resins method of manufacture, and articles formed therefrom | Bernard Jansen, Jan Henk Kamps, Hans Looij, Han Vermeulen, Dennis James Patrick Maria Willemse | 2010-12-28 |
| 7834125 | Polycarbonates, compositions made therefrom, methods of manufacture thereof, and articles therefrom | Dennis Karlik, Jan-Pleun Lens, Dennis James Patrick Maria Willemse, Josef Gerardus Berndsen | 2010-11-16 |
| 7759456 | Branched polycarbonate resins and processes to prepare the same | Bernd Jansen, Jan Henk Kamps, Edward Kung, Jan-Pleun Lens, Hans Looij +1 more | 2010-07-20 |
| 7674872 | Method of producing high molecular weight polymer | Maarten Antoon Jan Campman, Hans Looij, Laurus van der Wekke, Dennis James Patrick Maria Willemse | 2010-03-09 |
| 7671164 | Aliphatic polycarbonates, methods of making, and articles formed therefrom | Maarten Antoon Jan Campman, Jorge Garcia Agudo, Jan Henk Kamps, Hans Looij, Fernando Olmedo Fernandez +1 more | 2010-03-02 |
| 7671165 | Method of forming polycarbonate | Peter Kennedy Davis, David Domingo Fuster, Jorge Garcia Agudo, Gerardo Hidalgo Llinas, Miguel Angel Salomon Cheliz +3 more | 2010-03-02 |
| 7645851 | Polycarbonate with reduced color | Sjef Berndsen, Bernd Jansen, Edward Kung, Daniel Francis Lowery, Patrick Joseph McCloskey +2 more | 2010-01-12 |
| 7619053 | Monomer solution for producing polycarbonate | Maarten Antoon Jan Campman, Martin Herke Oyevaar, Yohana Perez de Diego, Laurus van der Wekke, Dennis James Patrick Maria Willemse | 2009-11-17 |
| 7615605 | Monomer solution for producing polycarbonate | Maarten Antoon Jan Campman, Yohana Perez de Diego, Dennis James Patrick Maria Willemse | 2009-11-10 |
| 7601794 | Monomer solution for producing polycarbonate | Maarten Antoon Jan Campman, Yohana Perez de Diego, Martin Herke Oyevaar, Laurus van der Wekke, Dennis James Patrick Maria Willemse | 2009-10-13 |
| 7547799 | Method for producing phenolic compound | Hatem Abdallah Belfadhel, Martin Walde, Dennis James Patrick Maria Willemse | 2009-06-16 |
| 7547749 | Triazine compounds, polymers comprising triazine structural units, and method | Sterling B. Brown, James Anthony Cella, Dennis Karlik | 2009-06-16 |
| 7541420 | Method for making molded polycarbonate articles with improved color | Sjef Berndsen, Bernd Jansen, Jan Henk Kamps, Edward Kung, Daniel Francis Lowery +3 more | 2009-06-02 |
| 7365149 | Equipment cleaning in the manufacture of polycarbonates | Maarten Antoon Jan Campman, Laurus van der Wekke, Dennis James Patrick Maria Willemse | 2008-04-29 |
| 7259223 | Process for the production of polycarbonate | James Anthony Cella, Dennis Karlik, Lina Prada | 2007-08-21 |