Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4373964 | Assistants for the preparation of pigment pastes and high-concentration, low viscosity pigment pastes | Hans Bornmann, Wolfgang Gress, Bernd Wegemund | 1983-02-15 |
| 4329381 | Method for providing corrosion resistance to metal objects | Helmut Eschwey, Joachim Galinke, Renate Galinke, nee Jansen, heir, Bernd Wegemund, Norbert Wiemers | 1982-05-11 |
| 4226637 | Dispersing of pigments | Jochen Heidrich, Bernd Wegemund, Hans Bornmann | 1980-10-07 |