Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707386 | Process for the production of sheet structures | Walter Schafer, Hanns P. Muller, Armin Sickert | 1987-11-17 |
| 4619966 | Process for the production of coated substrates | Walter Schafer, Manfred Hajek, Hanns P. Muller, Rolf Dhein, Armin Sickert | 1986-10-28 |
| 4346044 | Water-soluble air-drying alkyd resins, process for their preparation and their use as bases for non-yellowing lacquers | Rolf Dhein, Jochen Schoeps | 1982-08-24 |