Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4350777 | Impermeable molded articles of cellular polyurethane elastomers produced with organofunctional polysiloxane-derivatives and their use as spring elements | Paul Henrichs, Peter Haas, Hans-Georg Hoppe | 1982-09-21 |
| 4342847 | Process for the production of thermoplastic synthetic materials | Wilhelm Goyert, Ernst Meisert, Alfred Eitel, Hans Wagner, Georg Niederdellmann +1 more | 1982-08-03 |
| 4317890 | Thermoplastic synthetic material and a process for its production | Wilhelm Goyert, Albert Awater, Karl-Heinz Ott, Wolfgang Oberkirch, Hans Wagner | 1982-03-02 |
| 4261946 | Process for the production of thermoplastic polymer by introducing thermoplastic polymer into an extruder and adding organic polyisocyanate and chain lengthening agent | Wilhelm Goyert, Ernst Meisert, Alfred Eitel, Hans Wagner, Georg Niederdellmann +1 more | 1981-04-14 |