Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9238739 | Effect pigments | Ulrich Schoenefeld, Alfred Hennemann | 2016-01-19 |
| RE41858 | Pearlescent pigment for water-borne surface-coating systems | Ralf Glausch | 2010-10-26 |
| 6176918 | Modified nacreous luster pigments for water paint systems | Ralf Glausch, Nicole Fornoff, Burkhard Standke, Roland Edelmann | 2001-01-23 |
| 5472491 | Pearlescent pigment for water-borne surface-coating systems | Ralf Glausch | 1995-12-05 |