Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4506103 | Process for the preparation of o-benzylphenol | Werner Schulte-Huermann, Heinz Dohm | 1985-03-19 |
| 4268458 | Process for the preparation of N-alkylated aromatic amines | Werner Schulte-Huermann | 1981-05-19 |
| 4244863 | Preparation of pigment concentrates | Jurgen Spille, Dietmar Kranz, Peter Rasche, Hans J. Rosenkranz | 1981-01-13 |
| 4235768 | Production of readily dispersible titanium dioxide pigments | Helmut Ritter, Hans J. Rosenkranz | 1980-11-25 |