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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SH

Stephan Huffer — 28 Patents

Basf Se: 23 patents #549 of 13,826Top 4%
BGBasell Polyolefine Gmbh: 1 patents #272 of 517Top 55%
BGBasell Polypropylen Gmbh: 1 patents #12 of 40Top 30%
NCNovolen Technology Holdings, C.V.: 1 patents #6 of 17Top 40%
VGVoestalpine Stahl Gmbh: 1 patents #51 of 120Top 45%
Birkenfeld, DE: #14 of 1,442 inventorsTop 1%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Stephan Huffer has been granted 28 US patents while listed as an inventor at Basf Se. The first was granted in 1998 and the most recent in June 2023. Stephan Huffer ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Stephan Huffer in Birkenfeld, DE.

Patents per Year

Patents granted per year, 1998 to 2023Bar chart with a peak of 4 patents in 2003.peak 41998: 3 patents19982000: 3 patents2001: 1 patents20012002: 1 patents2003: 4 patents20032004: 4 patents2005: 1 patents20052006: 2 patents2012: 2 patents20122014: 2 patents2015: 1 patents20152016: 1 patents2018: 1 patents20182023: 2 patents2023

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11666050 Enhancing the antimicrobial activity of biocides with polymers Janina Purschwitz, Alejandra Garcia Marcos, Menno Hazenkamp 2023-06-06
11647746 Enhancing the antimicrobial activity of biocides with polymers Janina Purschwitz, Alejandra Garcia Marcos, Menno Hazenkamp 2023-05-16
10150712 Compositions with improved urease-inhibiting effect comprising (thio)phosphoric acid triamide and further compounds Karl-Heinrich Schneider, Claudia Klodwig, Gregor Pasda, Alexander Wissemeier, Daniella Lohe +6 more 2018-12-11
9228148 Method for producing molded bodies from sheet steel galvanized on one or both sides Helmut Witteler, Achim Feßenbecker, Karl-Heinz Stellnberger, Martin Fleischanderl 2016-01-05
8945610 Condensation products based on bicyclic or polycyclic aromatics or heteroaromatics Sebastien Garnier, Günter Scherr, Joachim Roser, Ulrich Mrowietz, Hans Wilhelm Doerr +2 more 2015-02-03
8771374 Method for the production of leather, copolymers that are suitable therefor, and further uses thereof Markus Brym, Audrey Renoncourt, Gerhard Wolf, Ulrike Mahn, Edward Bohres +3 more 2014-07-08
8697834 Polyalkylenepolyamines by homogeneously catalyzed alcohol amination Thomas Schaub, Boris Buschhaus, Johann-Peter Melder, Rocco Paciello, Helmut Witteler 2014-04-15
8211550 Compounds and their use for producing leather and as dispersants Sebastien Garnier, Oliver Reese, Günter Scherr, Harald Kiesow 2012-07-03
8163398 Leather production method and products suited thereof Oliver Reese, Guenter Scherr, Bernhard Albert 2012-04-24
7132488 Method for producing homopolymers and copolymers of isobutene Hans Peter Rath, Gabriele Lang 2006-11-07 $595,000
7022795 Highly crystalline propylene homopolymers Joachim Rosch, Stefan Seelert, Franz Langhauser, Dieter Lilge, Roland Hingmann +1 more 2006-04-04
6852808 Method for producing homopolymers and copolymers of isobutene Hans Peter Rath, Gabriele Lang, Jens Kremeskotter, Elmar Stockelmann 2005-02-08 $197,000
6783807 Method for coating apparatuses and parts of apparatuses for the construction of chemical installations Thilo Krebs, Klaus-Dieter Hungenberg, Ingolf Kühn, Ekkehard Jahns, Christian Lach +5 more 2004-08-31 $271,000
6733549 Fuel-water emulsions containing polybutene-based emulsifying agents Michael Stang, Paul Klingelhofer, Ansgar Eisenbeis 2004-05-11 $226,000
6730753 Catalyst systems of the ziegler-natta type and a process for preparing them Klaus Fottinger, Rainer Karer 2004-05-04
6683126 Compositions for producing difficult-to-wet surface Harald Keller, Ingolf Kühn, Ekkehard Jahns, Christian Lach, Thilo Krebs +2 more 2004-01-27 $346,000
6617047 Method for coating apparatuses and parts of apparatuses used in chemical manufacturing Thilo Krebs, Wolfgang Loth, Bernd Rumpf, Jürgen Sturm, Bernd Diebold +3 more 2003-09-09 $368,000
6524995 Catalyst systems of the Ziegler-Natta type Wolf Spaether, John Lynch, Wolfgang Bidell, Joachim Rosch, Gunther Schweier +4 more 2003-02-25
6513581 Heat exchanger with a reduced tendency to produce deposits and method for producing same Axel Franke, Stephan Scholl, Hans Mueller-Steinhagen, Qi Zhao, Bernd Diebold +1 more 2003-02-04 $384,000
6509103 Method for coating reactors for high pressure polymerization of 1-olefins Andreas Deckers, Wilhelm Weber, Roger Klimesch, Dieter Littmann, Jürgen Sturm +1 more 2003-01-21
6495634 Propylene polymers Joachim Rosch, Franz Langhauser, Dieter Lilge, Roland Hingmann 2002-12-17 $559,000
6200922 Catalyst systems of the Ziegler-Natta type Wolfgang Bidell, Patrik Müller, Ulrich Moll, Roland Hingmann, Gunther Schweier 2001-03-13 $262,000
6156691 Ziegler-Natta catalyst systems modified during their preparation Ulrich Moll, Ian David McKenzie, Franz Langhauser, Peter Kölle, Roland Hingmann +3 more 2000-12-05 $435,000
6107231 Ziegler-Natta catalyst systems modified during their preparation Ulrich Moll, Peter Kölle, Roland Hingmann 2000-08-22 $907,000
6013742 Process for producing improved random propylene copolymers Meinolf Kersting, Franz Langhauser, Rainer A. Werner, Patrik Müller, Jurgen Kerth 2000-01-11