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USPTO Patent Rankings Data through Dec 31, 2025
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Peter Claassen — 23 Patents

UNUnknown: 10 patents #823 of 83,584Top 1%
Basf Se: 9 patents #1,877 of 13,826Top 15%
SASolvay (Société Anonyme): 2 patents #104 of 437Top 25%
PSPolysar Financial Services S.A.: 1 patents #10 of 34Top 30%
Zevenaar, NL: #1 of 56 inventorsTop 2%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Peter Claassen has been granted 23 US patents while listed as an inventor at Unknown. The first was granted in 1980 and the most recent in January 2016. Peter Claassen ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Peter Claassen in Zevenaar, NL.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9228045 Method for preparing a latex from a chlorinated vinylic polymer Roland Offner, Benoit Faye, Yves Vanderveken 2016-01-05
8623952 Method for preparing a latex from a chlorinated vinylic polymer Roland Offner, Benoit Faye, Yves Vanderveken 2014-01-07
7754804 Aqueous dispersions of hydrosoluble polymerisates of ethylenically unsaturated anionic monomers, method for the production and use thereof Pulakesh Mukherjee, Marc Leduc, Werner Gauweiler, Roland Nowack 2010-07-13
6767646 Polymer dispersion for impregnating paper Hermann Seyffer, Titus Leman, Kai Olfermann, Thomas Wirth, Jurgen Schmidt-Thummes 2004-07-27 $460,000
6444729 Process for preparing pulverulent polymers by drying aqueous polymer dispersions Joachim Pakusch, Maximilian Angel, Andree Dragon 2002-09-03 $291,000
6291573 Preparation of polymer powders Joachim Pakusch, Bernd Reck, Hans-Jurgen Denu, Eckehardt Wistuba, Claudia Heibel 2001-09-18 $278,000
6133345 Process for preparing pulverulent polymers by drying aqueous polymer dispersions Joachim Pakusch, Maximilian Angel, Andree Dragon 2000-10-17 $150,000
6080803 Preparing coarse polymer dispersions Gerhard Blatz 2000-06-27
6063498 Sterile nonwovens bonded using polyurethane dispersions Ulrike Licht, Karl Haberle, Albrecht Seher, Karl-Heinz Schumacher, Hermann Seyffer 2000-05-16
5763521 Preparation of an aqueous polymer dispersion Onno Graalmann, Wolfgang Alois Hormuth, Marinus Visseren 1998-06-09
5733944 Aqueous polymer dispersions Roelof Balk, Onno Graalmann, Leonardus Aan de Meulen, Marinus Visseren 1998-03-31
4752523 Consolidated impregnated web and process Lex De Beer 1988-06-21
4467433 Device for determining a trigger point on an electric signal with given amplitude distribution over time Heimo Denk, Werner Moser 1984-08-21
4457180 Pressure measuring device Helmut List, Rudolf Zeiringer 1984-07-03
4441044 Transducer with a piezoelectric sensor element Friedrich Ruckenbauer, Peter W. Krempl 1984-04-03
4425800 Means for ascertaining the internal pressure in a pressure pipe system Rudolf Zeiringer 1984-01-17
4413202 Transducer with a flexible sensor element for measurement of mechanical values Peter W. Krempl, Helmut List 1983-11-01
4404854 Transducer device for measuring mechanical values on hollow bodies Peter W. Krempl, Rudolf Zeiringer 1983-09-20
4399706 Pressure indicator for measurement of hot pressure mediums Helmut List, Rudolf Zeiringer 1983-08-23
4391147 Transducer device for measuring mechanical values on hollow bodies Peter W. Krempl, Rudolf Zeiringer 1983-07-05
4296635 Transducer device for measuring the internal pressure in pipes Helmut List, Rudolf Zeiringer 1981-10-27
4216403 Monoaxially oriented piezoelectric polymer transducer for measurement of mechanical values on bodies Peter W. Krempl, Helmut List 1980-08-05
4194401 Transducer for measuring the internal pressure in pipes Rudolf Zeiringer, Helmut List 1980-03-25