Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9255236 | Acid-free quaternized nitrogen compounds and use thereof as additives in fuels and lubricants | Wolfgang Grabarse, Harald Boehnke, Christian Tock, Ludwig Voelkel | 2016-02-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9255236 | Acid-free quaternized nitrogen compounds and use thereof as additives in fuels and lubricants | Wolfgang Grabarse, Harald Boehnke, Christian Tock, Ludwig Voelkel | 2016-02-09 |