Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6691701 | Modular solar radiation collection and distribution system | — | 2004-02-17 |
| 5175282 | Preparation of copper phthalocyanine pigments of the beta-modification | Rudolf Polster | 1992-12-29 |
| 5173116 | Preparation of readily dispersible pigment granules | — | 1992-12-22 |
| 4298526 | Preparation of easily dispersible and deeply colored pigmentary forms | Reinhard Sappok, Fritz Guellich, Alois Wiesenberger | 1981-11-03 |