Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5520340 | Process for the jet milling of inorganic pigments | Gunter Linde, Peter Kuske | 1996-05-28 |
| 5322563 | Process for coloring building materials | Karl-Heinz van Bonn, Gunter Linde | 1994-06-21 |
| 5290352 | Process for the preparation of a pigment suspension | Gunter Linde | 1994-03-01 |
| 5215583 | Process for coloring building materials | Gunter Linde | 1993-06-01 |
| 5215584 | Process for coloring building materials | Gunter Buxbaum | 1993-06-01 |
| 5199986 | Process for coloring building materials | Gunter Linde, Manfred Eitel, Kurt Schafer, Klaus Rohbock | 1993-04-06 |
| 5185141 | Process for the production of iron oxide yellow pigments | Helmut Printzen, Hans-Peter Biermann, Hans-Ulrich Hofs | 1993-02-09 |
| 5076848 | Process for the preparation of iron yellow pigments | Helmut Printzen, Gunter Buxbaum | 1991-12-31 |
| 5049193 | Heat stable iron oxide pigments of upsilon-Fe.sub.2 O.sub.3 structure, a process for their production and their use | Gunter Buxbaum, Axel Westerhaus, Horst Brunn | 1991-09-17 |
| 5032180 | Process for the production of iron oxide yellow pigments | Helmut Printzen, Karl-Werner Ganter, Gunter Buxbaum | 1991-07-16 |