Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5450346 | Method for the automatic control of manufacturing processes | Helmut Krummen, Manfred Selig | 1995-09-12 |
| 4507413 | Process for the preparation of coating compositions, aqueous dispersions of PU reactive systems and their use for coating | Wilhelm Thoma, Rolf Langel, Walter Schroer | 1985-03-26 |
| 4469856 | Non-crystalline polyamine/carbonic acid salt compositions, a process for their preparation and their use for the production of polyurethane ureas, especially foamed coatings | Werner Rasshofer, Wilhelm Thoma | 1984-09-04 |