Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5334323 | Deicing or antiicing fluids for aircraft | Hans Schrimpf, Hans U. Krebs, Gert Liebold | 1994-08-02 |
| 5064552 | Nitrite- and phosphate-free antifreeze based on glycol | Knut Oppenlaender, Juergen Mohr, Gert Liebold | 1991-11-12 |
| 4827008 | Preparation of alkoxysilanes containing a low level of chlorine compounds | Charalampos Gousetis, Knut Oppenlaender, Gert Liebold | 1989-05-02 |
| 4810404 | Nitrite- and phosphate-free glycol-based coolant mixtures | Charalampos Gousetis, Knut Oppenlaender, Gert Liebold | 1989-03-07 |
| 4444959 | Water-soluble benzylated polyamidoamines | Werner Streit, Rolf Fikentscher, Hans-Juergen Degen, Wolf Guender | 1984-04-24 |
| 4425238 | Removal of anionic compounds from water | Hans-Juergen Degen, Wolf Guender, Friedrich Linhart, Werner Auhorn, Werner Streit +1 more | 1984-01-10 |
| 4383834 | Coloring of paper | Hans-Juergen Degen, Wolf Guender, Werner Streit, Rolf Fikentscher, Klaus Wulz | 1983-05-17 |