Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11912950 | Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants | Markus Hansch, Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel | 2024-02-27 |
| 11634654 | Polycarboxylic acid-based additives for fuels and lubricants | Harald Böhnke, Wolfgang Grabarse, Ludwig Völkel, Markus Hansch, Günter Oetter +3 more | 2023-04-25 |
| 11566196 | Polymers as additives for fuels | Ivette Garcia Castro, Aaron Flores-Figueroa | 2023-01-31 |
| 11168273 | Polycarboxylic acid-based additives for fuels and lubricants | Harald Böhnke, Wolfgang Grabarse, Ludwig Völkel, Markus Hansch, Günter Oetter +3 more | 2021-11-09 |
| 11111449 | Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants | Markus Hansch, Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel | 2021-09-07 |
| 11085001 | Copolymers as additives for fuels and lubricants | Ivette Garcia Castro, Jochen Mezger, Klaus Muehlbach | 2021-08-10 |
| 10947467 | Polymers as additives for fuels | Ivette Garcia Castro, Aaron Flores-Figueroa | 2021-03-16 |
| 10815444 | Use of specific derivatives of quaternized nitrogen compounds as additives in fuels and lubricants | Markus Hansch, Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel | 2020-10-27 |
| 10676685 | Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants | Markus Hansch, Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel | 2020-06-09 |
| 10407634 | Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants | Markus Hansch, Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel | 2019-09-10 |
| 10377958 | Corrosion inhibitors for fuels and lubricants | Jochen Mezger, Aaron Flores-Figueroa, Markus Hansch, Ivette Garcia Castro, Klaus Muehlbach | 2019-08-13 |
| 10370610 | Use of specific derivatives of quaternized nitrogen compounds as additives in fuels and lubricants | Markus Hansch, Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel | 2019-08-06 |
| 10240100 | Corrosion inhibitors for fuels and lubricants | Jochen Mezger, Aaron Flores-Figueroa, Markus Hansch, Ludwig Voelkel, Ivette Garcia Castro +2 more | 2019-03-26 |
| 10150927 | Polymers as additives for fuels and lubricants | Jochen Mezger, Aaron Flores-Figueroa, Markus Hansch, Ludwig Voelkel, Ivette Garcia Castro +1 more | 2018-12-11 |
| 10077336 | Functionalized highly branched melamine-polyamine polymers | Marta Reinoso Garcia, Holger Tuerk, Daniel Schoenfelder, Sophia Ebert | 2018-09-18 |
| 9623540 | Flexible, flat substrates having an abrasive surface | Günter Scherr, Roland Ettl, Volker Schädler | 2017-04-18 |
| 9089991 | Light wood-based materials | Michael Schmidt, Michael Finkenauer, Günter Scherr, Frank Braun, Stephan Weinkötz +2 more | 2015-07-28 |
| 9062266 | Imidazolium salts as additives for fuels | Ludwig Voelkel, Harald Boehnke, Markus Hansch, Boris Gaspar, Christian Seitz | 2015-06-23 |
| 9056961 | Melamine-resin foams comprising hollow microbeads | Tobias Heinz Steinke, Armin Alteheld, Tatiana Ulanova, Meik Ranft, Horst Baumgartl +2 more | 2015-06-16 |
| 9039791 | Use of a reaction product of carboxylic acids with aliphatic polyamines for improving or boosting the separation of water from fuel oils | Guenter Oetter, Harald Boehnke, Markus Hansch, Ludwig Voelkel | 2015-05-26 |
| 9005472 | Aqueous polishing agent and graft copolymers and their use in a process for polishing patterned and unstructured metal surfaces | Vijay Immanuel Raman, Ilshat Gubaydullin, Mario Brands, Yuzhuo Li | 2015-04-14 |
| 8920923 | Lignocellulose materials having good mechanical properties | Günter Scherr, Stephan Weinkötz, Frank Braun, Olaf Kriha, Benjamin Nehls +3 more | 2014-12-30 |
| 8623501 | Lignocellulose materials having good mechanical properties | Günter Scherr, Stephan Weinkötz, Frank Braun, Olaf Kriha, Benjamin Nehls +3 more | 2014-01-07 |
| 8546457 | Method for the production of abrasive foams | Armin Alteheld, Klaus Hahn, Christof Möck, Horst Baumgartl, Jens-Uwe Schierholz | 2013-10-01 |
| 8466221 | Polyamides that resist heat-aging | Manoranjan Prusty, Martin Baumert | 2013-06-18 |