Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168273 | Polycarboxylic acid-based additives for fuels and lubricants | Maxim Peretolchin, Harald Böhnke, Wolfgang Grabarse, Ludwig Völkel, Günter Oetter +3 more | 2021-11-09 |
| 11130923 | Alkoxylated amines as fuel additives | Jochen Mezger | 2021-09-28 |
| 11111449 | Use of nitrogen compounds quaternised with alkylene oxide and hydrocarbyl-substituted polycarboxylic acid as additives in fuels and lubricants | Harald Boehnke, Wolfgang Grabarse, Ludwig Voelkel, Maxim Peretolchin | 2021-09-07 |