Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500492 | Aqueous, film forming preparations for coating mineral shaped bodies | Bertold Bechert, Harm Wiese, Wolfgang Hümmer | 2002-12-31 |
| 6476097 | Aqueous polymer preparations containing pigments | Cheng-Le Zhao, Uwe Dittrich, Wolfgang Hümmer | 2002-11-05 |
| 6472024 | Process of coating a mineral molding with an aqueous preparation comprising, as film-forming constituent, at least one polymer P | Bertold Bechert, Harm Wiese, Wolfgang Hümmer | 2002-10-29 |
| 6376570 | Aqueous pigmented coating compositions | Cheng-Le Zhao, Uwe Dittrich, Gernot Franzmann | 2002-04-23 |
| 6372287 | Use of aqueous film-forming preparations based on copolymers of methacrylic acid alkyl esters for coating mineral shaped bodies | Bertold Bechert, Harm Wiese, Wolfgang Hümmer, Bernd Reck | 2002-04-16 |