DW

Dennis James Patrick Maria Willemse

SB Sabic Innovative Plastics B.V.: 13 patents #19 of 817Top 3%
📍 Roosendaal, NL: #5 of 136 inventorsTop 4%
Overall (All Time): #353,911 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8058469 Method for making carbamates, ureas and isocyanates Hatem Abdallah Belfadhel, Hans-Peter Brack, Ricardo Godoy-Lopez 2011-11-15
7977447 Method for making carbonates and esters Hatem Abdallah Belfadhel, Hans-Peter Brack, Ricardo Godoy-Lopez 2011-07-12
7863404 Method of making isosorbide polycarbonate Hans-Peter Brack, Marianne Guyader, Han Vermeulen 2011-01-04
7858728 Polycarbonate resins method of manufacture, and articles formed therefrom Hans-Peter Brack, Bernard Jansen, Jan Henk Kamps, Hans Looij, Han Vermeulen 2010-12-28
7834125 Polycarbonates, compositions made therefrom, methods of manufacture thereof, and articles therefrom Hans-Peter Brack, Dennis Karlik, Jan-Pleun Lens, Josef Gerardus Berndsen 2010-11-16
7674872 Method of producing high molecular weight polymer Hans-Peter Brack, Maarten Antoon Jan Campman, Hans Looij, Laurus van der Wekke 2010-03-09
7671164 Aliphatic polycarbonates, methods of making, and articles formed therefrom Hans-Peter Brack, Maarten Antoon Jan Campman, Jorge Garcia Agudo, Jan Henk Kamps, Hans Looij +1 more 2010-03-02
7671165 Method of forming polycarbonate Hans-Peter Brack, Peter Kennedy Davis, David Domingo Fuster, Jorge Garcia Agudo, Gerardo Hidalgo Llinas +3 more 2010-03-02
7619053 Monomer solution for producing polycarbonate Hans-Peter Brack, Maarten Antoon Jan Campman, Martin Herke Oyevaar, Yohana Perez de Diego, Laurus van der Wekke 2009-11-17
7615605 Monomer solution for producing polycarbonate Hans-Peter Brack, Maarten Antoon Jan Campman, Yohana Perez de Diego 2009-11-10
7601794 Monomer solution for producing polycarbonate Hans-Peter Brack, Maarten Antoon Jan Campman, Yohana Perez de Diego, Martin Herke Oyevaar, Laurus van der Wekke 2009-10-13
7547799 Method for producing phenolic compound Hatem Abdallah Belfadhel, Hans-Peter Brack, Martin Walde 2009-06-16
7541420 Method for making molded polycarbonate articles with improved color Sjef Berndsen, Hans-Peter Brack, Bernd Jansen, Jan Henk Kamps, Edward Kung +3 more 2009-06-02
7365149 Equipment cleaning in the manufacture of polycarbonates Hans-Peter Brack, Maarten Antoon Jan Campman, Laurus van der Wekke 2008-04-29