Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080331 | Glycol based antifreeze concentrates inhibited with monocarboxylic acid salts together with hydrocarbon-triazoles and/or -thiazoles | Ladislaus Meszaros, Klaus Pfitzner | 2000-06-27 |
| 5759436 | Aircraft deicing or antiicing compositions | Klaus Pfitzner | 1998-06-02 |
| 5334323 | Deicing or antiicing fluids for aircraft | Hans U. Krebs, Gert Liebold, Guenter Frey | 1994-08-02 |