Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5759257 | Color pigments | Klaus Ambrosius | 1998-06-02 |
| 5565024 | Color luster pigments | — | 1996-10-15 |
| 5565025 | Surface-modified pigments and use thereof as yellowness inhibitors in pigmented plastics | — | 1996-10-15 |
| 5378400 | Preparation of metal oxide sols by electrolysis | Manfred Parusel, Klaus Ambrosius, Klaus-Dieter Franz, Wolfgang Hechler | 1995-01-03 |