Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828381 | Sol-gel coating | Manuela Armbrust, Wolfgang Bremser, Horst Hintze-Brüning, Peter Betz, Christel Ehlig | 2004-12-07 |
| 6770329 | Low-yellowing aqueous clear powder coating dispersions, method of making the dispersions, and process for producing clearcoat finishes with the dispersions | Gunther Ott, Joachim Woltering, Ulrike Rockrath, Maximilian Bendix, Ulrich Kalck +2 more | 2004-08-03 |
| 6713559 | Sol-gel coating | Manuela Armbrust, Horst Hintze-Brüning, Peter Betz, Christel Ehlig | 2004-03-30 |