HG

Hendrik Grupp

3M: 15 patents #1,012 of 11,543Top 9%
Overall (All Time): #366,847 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11872292 Cationically and radiation curable composition Joachim W. Zech 2024-01-16
11597830 Radiation curable composition for additive manufacturing processes Joachim W. Zech, Malte Korten, Ralf M. Paehl, Dietmar Blees, Gioacchino Raia 2023-03-07
10952933 Kit of parts containing a cationically hardenable composition and use as dental retraction material Joachim W. Zech, Christoph Schulte, Andreas Maurer, Peter U. Osswald 2021-03-23
10751262 Cationically curing dental composition containing polymeric particles and use thereof Andreas Maurer, Joachim W. Zech, Arne Thaler, Kai H. Lochhaas, Klaus Hintzer +1 more 2020-08-25
10729622 Process for taking a dental impression and curable composition for use in a dental impressioning and retraction process Andreas Maurer, Joachim W. Zech, Christoph Schulte, Peter U. Osswald, Rudolf Schmid +4 more 2020-08-04
9216141 Curable composition, process of production and use thereof Joachim W. Zech, Thomas Klettke 2015-12-22
8962708 Polyether group containing dental composition containing an F-containing compound, process of production and use thereof Andreas Maurer, Christoph Schulte, Peter U. Osswald, Joachim W. Zech, Peter Bissinger 2015-02-24
8921475 Cationically hardenable dental composition, process of production and use thereof Joachim W. Zech, Thomas Klettke, Sebastian Zeller, Bernd Kuppermann 2014-12-30
8007579 Polyether-based preparations and use thereof Thomas Klettke, Bernd Kuppermann 2011-08-30
7699605 Self-etching emulsion dental compositions and methods Steven M. Aasen, Ahmed S. Abuelyaman, David K. Cinader, Jr., Miriam Hansen, Thomas Klettke +7 more 2010-04-20
7452924 Self-etching emulsion dental compositions and methods Steven M. Aasen, Ahmed S. Abuelyaman, Miriam Hansen, Thomas Klettke, Guenther Lechner +6 more 2008-11-18
6835271 Adhesive systems Thomas Luchterhandt, Rainer Guggenberger 2004-12-28
6767935 Adhesive systems Thomas Luchterhandt, Rainer Guggenberger 2004-07-27