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

Stephan Schunk — 45 Patents

Basf Se: 33 patents #300 of 13,826Top 3%
BLBp Chemicals Limited: 3 patents #115 of 566Top 25%
GGGruenenthal Gmbh: 1 patents #164 of 331Top 50%
Heidelberg, DE: #19 of 2,101 inventorsTop 1%
Overall (All Time): #64,393 of 4,157,543Top 2%
45 Patents All Time
Stephan Schunk has been granted 45 US patents while listed as an inventor at Basf Se. The first was granted in 2003 and the most recent in September 2025. Stephan Schunk ranks #64,393 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Stephan Schunk in Heidelberg, DE.

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12415780 Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanates Sven Titlbach, Andreas KUSCHEL, Carlos LIZANDARA, Joerg ROTHER, Juergen Bechtel +6 more 2025-09-16
11529616 Catalyst system and process for preparing dimethyl ether Sabine Schuster, Ekkehard Schwab, Stefan Altwasser, Harry Kaiser, Manuela Gaab 2022-12-20
11512046 Heterogeneous catalysts for the direct carbonylation of nitro aromatic compounds to isocyanates Sven Titlbach, Andreas KUSCHEL, Carlos LIZANDARA, Joerg ROTHER, Juergen Bechtel +6 more 2022-11-29
11452995 Catalyst and process for preparing dimethyl ether Sabine Schuster, Ekkehard Schwab, Stefan Altwasser, Harry Kaiser, Manuela Gaab 2022-09-27
11104637 Process for the conversion of monoethanolamine to ethylenediamine employing a copper-modified zeolite of the MOR framework structure Andrei-Nicolae Parvulescu, Alvaro Gordillo, Marie Katrin Schroeter, Johann-Peter Melder, Juergen Bechtel +2 more 2021-08-31
11091425 Process for the conversion of ethylene glycol to ethylenediamine employing a zeolite catalyst Andrei-Nicolae Parvulescu, Alvaro Gordillo, Marie Katrin Schroeter, Johann-Peter Melder, Juergen Bechtel +2 more 2021-08-17
10987660 Hexaaluminate-comprising catalyst for the reforming of hydrocarbons and a reforming process Andrian Milanov, Andreas Strasser, Guido Wasserschaff, Thomas Roussiere 2021-04-27
10982132 Process of fracturing subterranean formations with water-soluble layered silicate Edward Bohres, Radoslaw Kierat, Carlos LIZANDARA PUEYO, Sven Titlbach, Robert W. Mueller +1 more 2021-04-20
10883402 Titania-doped zirconia as platinum group metal support in catalysts for treatment of combustion engine exhausts streams Xiaoming Wang, Michel Deeba, Xiaolai Zheng, Sven Titlbach, Andreas Sundermann 2021-01-05
10836704 Method for producing ethanolamines and/or ethyleneamines Marie Katrin Schroeter, Alvaro Gordillo, Andrei-Nicolae Parvulescu, Johann-Peter Melder, Carlos LIZANDARA PUEYO +3 more 2020-11-17
10428039 Process for preparing furan-2,5-dicarboxylic acid Alvaro Gordillo, Martin Alexander Bohn, Ivana Jevtovikj, Rene Backes, Holger Werhan +3 more 2019-10-01
10385033 Process for preparing furan-2,5-dicarboxylic acid Alvaro Gordillo, Holger Werhan, Richard Dehn, Benoit Blank, Joaquim Henrique Teles +3 more 2019-08-20
10259797 Process for preparing a mixture comprising 5-(hydroxymethyl) furfural and specific HMF esters Alvaro Gordillo, Martin Alexander Bohn, Ivana Jevtovikj, Holger Werhan, Svenia Duefert +3 more 2019-04-16
10247071 Titania-doped zirconia as platinum group metal support in catalysts for treatment of combustion engine exhausts streams Xiaoming Wang, Michel Deeba, Xiaolai Zheng, Sven Titlbach, Andreas Sundermann 2019-04-02
10011551 Process for preparing an unsaturated carboxylic acid salt Michael Limbach, Ivana Jevtovikj, Nuria Huguet Subiela, Alvaro Gordillo, Sabine Chantal Eileen Stieber +4 more 2018-07-03
9834440 Parallel preparation of hydrogen, carbon monoxide and a carbon-comprising product Matthias Kern, Friedrich Glenk, Dirk Klingler, Andreas Bode, Grigorios Kolios +5 more 2017-12-05
9758461 Process for preparing an unsaturated carboxylic acid salt using an aryloxide Michael Limbach, Michael Lejkowski, Nuria Huguet Subiela, Alvaro Gordillo, Ronald Lindner +1 more 2017-09-12
9566571 Hexaaluminate-comprising catalyst for the reforming of hydrocarbons and a reforming process Andrian Milanov, Andreas Strasser, Guido Wasserschaff, Thomas Roussiere 2017-02-14
9540305 Process for preparing acrylic acid using an alkali metal-free and alkaline earth metal-free zeolitic material Andrei-Nicolae Parvulescu, Armin LANGE DE OLIVEIRA, Nicolai Tonio Woerz, Marco Hartmann, Kazuhiko Amakawa +3 more 2017-01-10
9475037 Nickel hexaaluminate-containing catalyst for reforming hydrocarbons in the presence of carbon dioxide Ekkehard Schwab, Andrian Milanov, Guido Wasserschaff, Thomas Roussiere, Gerhard Cox +2 more 2016-10-25
9259712 Process for producing a reforming catalyst and the reforming of methane Ekkehard Schwab, Andrian Milanov, Thomas Roussiere, Guido Wasserschaff, Andreas Strasser 2016-02-16
8933262 Process for preparing polyisocyanates from biomass Eckhard Stroefer, Otto Machhammer, Stefan Bitterlich, Roman Prochazka, Mario Emmeluth +6 more 2015-01-13
8916491 Process for producing a methanation catalyst and a process for the methanation of synthesis gas Claudia Querner, Andrian Milanov, Andreas Strasser, Guido Wasserschaff, Thomas Roussiere 2014-12-23
8697909 Preparation of α,β-ethylenically unsaturated carboxylic salts by catalytic carboxylation of alkenes Michael Limbach, Ronald Lindner, Michael Lejkowski, Takeharu Kageyama, Gabriella Eva Bodizs +2 more 2014-04-15
8691181 Method for producing synthesis gas Armin LANGE DE OLIVEIRA 2014-04-08