Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5242594 | Process and apparatus for industrial fractionation of polymers | Klaus Weinmann, Lutz Tschersich | 1993-09-07 |
| 4937303 | Solution polymerization for the preparation of gel-free ethylene/vinyl acetate copolymers | Bernhard Will, Werner Obrecht, Rudolf Casper, Wolfgang Baade, Gerd Sylvester +2 more | 1990-06-26 |
| 4459357 | Process and apparatus for the quantitative determination of cations or anions by ion chromatography | Karl-Heinz Jansen, Karl-Heinz Fischer | 1984-07-10 |