Inventor
Dennis James Patrick Maria Willemse
Inventor
Standdaarbuiten, NL
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds42%
Y10TTechnical subjects covered by former us classification17%
C07CAcyclic or carbocyclic compounds13%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
C07DHeterocyclic compounds8%
C08JWorking-up4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C08LCompositions of macromolecular compounds4%
PatentTitleYear
8,058,469'Method for making carbamates, ureas and isocyanates'20117,977,447'Method for making carbonates and esters'20117,863,404'Method of making isosorbide polycarbonate'20117,858,728'Polycarbonate resins method of manufacture, and articles formed therefrom'20107,834,125'Polycarbonates, compositions made therefrom, methods of manufacture thereof, and articles therefrom'20107,674,872'Method of producing high molecular weight polymer'20107,671,164'Aliphatic polycarbonates, methods of making, and articles formed therefrom'20107,671,165'Method of forming polycarbonate'20107,619,053'Monomer solution for producing polycarbonate'20097,615,605'Monomer solution for producing polycarbonate'20097,601,794'Monomer solution for producing polycarbonate'20097,547,799'Method for producing phenolic compound'20097,541,420'Method for making molded polycarbonate articles with improved color'20097,365,149'Equipment cleaning in the manufacture of polycarbonates'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2011Patents assigned to BRACK HANS-PETER (2)· patent assignee history
2008Patents assigned to CAMPMAN MAARTEN ANTOON JAN (1)· patent assignee history
2008–2009Based in Roosendaal, NL· patent location history
2009–2011Patents assigned to SABIC INNOVATIVE PLASTICS IP (13)· patent assignee history
2009–2011Based in Standdaarbuiten, NL· patent location history
2011Patents assigned to BELFADHEL HATEM ABDALLAH (1)· patent assignee history
2011Patents assigned to GODOY-LOPEZ RICARDO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SABIC INNOVATIVE PLASTICS IP | 13 | 2009–2011 |
| BRACK HANS-PETER | 2 | 2008–2011 |
| BELFADHEL HATEM ABDALLAH | 1 | 2011 |
| CAMPMAN MAARTEN ANTOON JAN | 1 | 2008 |
| GODOY-LOPEZ RICARDO | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Standdaarbuiten, NL | 12 | 2009–2011 |
| Roosendaal, NL | 2 | 2008–2009 |