EC

Erwin Czech

Basf Se: 8 patents #2,129 of 13,826Top 20%
BG Basf Coatings Gmbh: 1 patents #350 of 799Top 45%
Overall (All Time): #588,764 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6242052 Triboelectric chargeable coating powder Christoph-Stephan Hilger, Rolf Boysen, Helmut Riestenpatt, Ulrike Schlosser, Udo Mayer +2 more 2001-06-05
5891227 Aqueous dye preparations Dietrich Hoffmann, Ulrike Schlosser, Walter Kurtz, Karin H. Beck, Doug R. Campbell +2 more 1999-04-06
5814139 Ballpoint pen pastes with phthalocyanine pigments Karin H. Beck, Helmut Bellaire, Walter Kurtz 1998-09-29
5512264 Finely divided blue molybdenum oxide Jorg Adel 1996-04-30
5496674 Particles suitable as carriers for electrophotography Joerg Adel, Norbert Mronga 1996-03-05
5039587 Oxide-coated carriers and preparation and use thereof Werner Ostertag, Detlef Schulze-Hagenest, Franz-Ulrich Schmitt 1991-08-13
4925762 Carrier for reprography and production of this carrier Werner Ostertag, Franz-Ulrich Schmitt, Detlef Schulze-Hagenest 1990-05-15
4912006 Electrostatic toner Walter Breitschaft, Udo Mayer, Guenther Seybold, Horst Bruder, Rainer Dyllick-Brenzinger 1990-03-27
4803143 Colored single-component toners and their preparation Werner Ostertag, Franz-Ulrich Schmitt, Detlef Schulze-Hagenest 1989-02-07