Issued Patents All Time
Showing 1–25 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11993061 | Multilayer composite material containing special polycarbonate compositions as a matrix material | Anke Boumans, Helmut-Werner Heuer, Thomas Grimm, Matthias Knaupp, John BAUER | 2024-05-28 |
| 11505665 | Multilayer composite material containing special polycarbonate compositions as a matrix material | Helmut-Werner Heuer, Anke Boumans, John BAUER | 2022-11-22 |
| 11472099 | Method for producing an object by means of an additive manufacturing process using a polycarbonate building material with improved flowability | Dirk Achten, Thomas Büsgen, Helmut-Werner Heuer | 2022-10-18 |
| 11279812 | Graphite-containing polycarbonate compositions containing a new type of flow promoter | Helmut-Werner Heuer, Anke Boumans | 2022-03-22 |
| 11267192 | Layered manufacturing process for an object with different layer material and object with different layer material | Dirk Achten, Thomas Büsgen, Peter Reichert, Nicolas Degiorgio, Helmut-Werner Heuer +1 more | 2022-03-08 |
| 10974498 | Additive fabrication process with a structural material comprising an IR absorber | Dirk Achten, Thomas Büsgen, Helmut-Werner Heuer | 2021-04-13 |
| 10934415 | Polycarbonate compositions containing a carboxylic acid and their glycerol or diglycerol esters | Helmut-Werner Heuer, Anke Boumans | 2021-03-02 |
| 10676613 | Poycarbonate compositions containing isosorbide diesters | Helmut-Werner Heuer, Anke Boumans | 2020-06-09 |
| 10669418 | Polycarbonate compositions containing polyglycidyl ether | Helmut-Werner Heuer, Anke Boumans | 2020-06-02 |
| 10472516 | Improving the flowability of thermoconductive polycarbonate compositions | Helmut-Werner Heuer, Anke Boumans, Michael Erkelenz | 2019-11-12 |
| 10323145 | Copolycarbonate compositions with cyclic and linear oligomers and improved optical properties | Helmut-Werner Heuer, Anke Boumans | 2019-06-18 |
| 10189941 | Polycarbonate compositions containing polyethylene wax | Helmut-Werner Heuer, Anke Boumans, Michael Erkelenz | 2019-01-29 |
| 10131123 | Multi-layer film composite having a polycarbonate layer | Helmut-Werner Heuer | 2018-11-20 |
| 10119009 | Flowability of polycarbonate compositions | Helmut-Werner Heuer, Anke Boumans | 2018-11-06 |
| 9969879 | Copolycarbonate compositions with branch structures and linear oligomers and improved rheological properties | Helmut-Werner Heuer, Anke Boumans | 2018-05-15 |
| 9783673 | High-temperature (co)polycarbonates with improved rheological properties | Helmut-Werner Heuer, Anke Boumans, Peter Weimar | 2017-10-10 |
| 9718951 | High-temperature (co)polycarbonates containing phthalimide and having improved rheological properties | Helmut-Werner Heuer, Anke Boumans | 2017-08-01 |
| 9676716 | Polycarbonate having improved thermal and mechanical properties and reduced coefficients of thermal expansion | Helmut-Werner Heuer | 2017-06-13 |
| 9651712 | Polymer composition with heat-absorbing properties | Michael Erkelenz, Anke Boumans | 2017-05-16 |
| 9290590 | Polymeric anti-static agent | Helmut-Werner Heuer | 2016-03-22 |
| 9139730 | (Co)polycarbonates with improved optical properties | Helmut-Werner Heuer | 2015-09-22 |
| 8664349 | Polycarbonate compositions having improved optical properties | Helmut-Werner Heuer, Anke Boumans | 2014-03-04 |
| 8507635 | Modified polycarbonates having improved surface properties | Alexander Meyer, Helmut-Werner Heuer, Rafael Oser | 2013-08-13 |
| 8487025 | Branched melt polycarbonate with low content of defective structures | Stephan Konrad, Helmut-Werner Heuer, Karl-Heinz Köhler, Christian Münnich | 2013-07-16 |
| 8470934 | Polycarbonate compositions having improved surface hardness | Helmut-Werner Heuer | 2013-06-25 |