SK

Stephan Kirchmeyer

BH Bayer Healthcare: 23 patents #404 of 8,007Top 6%
HS H.C. Starck: 8 patents #26 of 248Top 15%
BN Bayer Antwerpen N.V.: 4 patents #6 of 26Top 25%
HK H. C. Starck Gmbh & Co. Kg: 3 patents #14 of 101Top 15%
HM Heraeus Precious Metals: 3 patents #13 of 96Top 15%
AB Akzo Nobel Chemicals International B.V: 1 patents #135 of 276Top 50%
📍 Leverkusen, DE: #50 of 1,687 inventorsTop 3%
Overall (All Time): #86,934 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
5900454 Aqueous dispersions, process for the production thereof and use thereof Alexander Karbach, Raymond Audenaert 1999-05-04
5889065 Pigment preparations Michael Kressner, Josef Leitermann, Peter-Roger Nyssen, Christian Wamprecht 1999-03-30
5811480 Size composition, sized glass fibers and use thereof Alexander Karbach, Raymond Audenaert 1998-09-22
5739252 Thermoplastic polyurethaneurea elastomers Hanns P. Muller, Martin Ullrich, Ulrich Liesenfelder 1998-04-14
5739250 Thermoplastic polyurethane-urea elastomers Hanns P. Muller, Jurgen Fahndrich, Hans-Georg Hoppe 1998-04-14
5688863 Soft thermoplastic polyurethane ureas a process for their preparation and their use Hanns P. Muller, Hans-Georg Wussow, Bodo Rehbold 1997-11-18
5672673 Fluorine-containing dispersants for aqueous paints and coating compositions Jan Mazanek, Karl-Heinz Kasler 1997-09-30
5547711 Self-crosslinking preparations, production and use thereof Klaus Pohmer, Tillmann Hassel 1996-08-20
5539024 Resins containing perfluoroalkyl groups and their use Klaus Pohmer 1996-07-23
5426205 Perfluoroalkylsulphonamidoalkoxysilanes Martin Richter 1995-06-20
5340879 Polymer resins and use thereof Raymond Audenaert, Kirkor Sirinyan, Wolfgang Henning 1994-08-23
5266405 Thermosetting compositions for the production of liquid-crystalline epoxide networks, a process for their preparation and their use Hanns P. Muller, Alexander Karbach, Joachim Franke 1993-11-30
5254660 Polyisocyanate solutions useful for impregnating porous inorganic substrates Hanns P. Muller, Hermann Kober, Stefan Bohm, Josef Pedain 1993-10-19