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

Christian Walsdorff — 39 Patents

Basf Se: 39 patents #228 of 13,826Top 2%
LGLinde Gmbh: 3 patents #182 of 1,045Top 20%
VNVito Nv: 1 patents #45 of 145Top 35%
EAE.I. Du Pont De Nemours And: 1 patents #9,222 of 12,129Top 80%
Ludwigshafen am Rhein, DE: #14 of 261 inventorsTop 6%
Overall (All Time): #81,245 of 4,157,543Top 2%
39 Patents All Time
Christian Walsdorff has been granted 39 US patents while listed as an inventor at Basf Se. The first was granted in 2002 and the most recent in July 2025. Christian Walsdorff ranks #81,245 of 4,157,543 US inventors in our database (top 2.0%). Patent records list Christian Walsdorff in Ludwigshafen am Rhein, DE.

Patents per Year

Patents granted per year, 2002 to 2025Bar chart with a peak of 4 patents in 2005.peak 42002: 1 patents20022003: 1 patents2005: 4 patents20052006: 2 patents2007: 3 patents20072008: 1 patents2009: 1 patents20092010: 1 patents2011: 2 patents20112015: 2 patents2016: 2 patents20162017: 2 patents2018: 4 patents20182019: 4 patents2020: 2 patents20202023: 1 patents2024: 3 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12343708 Method for producing a catalytically active multi-element oxide containing the elements Mo, W, V and Cu Kazuhiko Amakawa, Samira PARISHAN, Patrick HUBACH, Tobias WEINLAND 2025-07-01
12280365 Die comprising metal printed parts for the extrusion of moulded bodies Marco Oskar KENNEMA, Fred Borninkhof, Matthias Wagner, Bernd Schube, Jochen Roerig +3 more 2025-04-22
12187692 Process for producing ethylene oxide by gas-phase oxidation of ethylene Andrey Karpov, Marco Oskar KENNEMA, Nicolas DUYCKAERTS, Christian Bartosch, Juergen Zuehlke +1 more 2025-01-07
12146434 Three-dimensional porous catalyst, catalyst carrier or absorbent structure of stacked strands Marco Oskar KENNEMA, Bart MICHIELSEN, Jasper Lefevere, Fred Borninkhof, Florian Scharf 2024-11-19
12121881 Catalyst for producing ethylene oxide by gas-phase oxidation Andrey Karpov, Marco Oskar KENNEMA, Nicolas DUYCKAERTS, Christian Bartosch, Juergen Zuehlke +1 more 2024-10-22
12053760 Catalyst, catalyst carrier or absorbent monolith of stacked strands Marco Oskar KENNEMA, Miguel Angel ROMERO VALLE, Florian Scharf, Dirk Hensel, Juergen Zuehlke +3 more 2024-08-06
11642666 Shaped catalyst body in the form of tetralobes of uniform wall thickness Marco Oskar KENNEMA, Marcelo Daniel KAUFMAN RECHULSKI, Holger Borchert 2023-05-09
10710054 Multi-zoned catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride Diana Carolina Galeano Nunez, Jürgen Zühlke, Hans-Martin Allmann 2020-07-14
10682631 Multimetal oxide compositions comprising Mo, Bi, Fe and Cu Kazuhiko Amakawa, Klaus Joachim Mueller-Engel, Cornelia Katharina Dobner, Ulrich Hammon 2020-06-16
10421700 Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation Jan Pablo JOSCH, Ragavendra Prasad BALEGEDDE RAMACHANDRAN, Regina Benfer, Anton Wellenhofer, Ulrike Wenning +3 more 2019-09-24
10384990 Method for producing 1,3-butadiene by dehydrogenating n-butenes, a material flow containing butanes and 2-butenes being provided Jan UNGELENK, Philipp GRÜNE, Jan Pablo JOSCH, Michael Bender 2019-08-20
10358399 Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation Philipp GRÜNE, Stephan DEUBLEIN, Jan Pablo JOSCH, Rainer Rahm, Hendrik REYNEKE +4 more 2019-07-23
10307741 Shaped catalyst body for the catalytic oxidation of SO2 into SO3 Philipp GRÜNE, Markus Schubert, Holger Borchert, Jacob Cornelis Van Dorland, Jürgen Zühlke +2 more 2019-06-04
9963408 Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation Philipp GRÜNE, Oliver Hammen, Christine Schmitt, Ragavendra Prasad BALEGEDDE RAMACHANDRAN, Jan Pablo JOSCH 2018-05-08
9957208 Process for preparing 1,3-butadiene from N-butenes by oxidative dehydrogenation Philipp GRÜNE, Oliver Hammen, Rainer ECKRICH, Jan Pablo JOSCH, Andre Biegner +5 more 2018-05-01
9925526 Oxidation catalyst with saddle-shaped support body Ulrich Hammon, Cathrin Alexandra Welker-Nieuwoudt, Josef Macht, Cornelia Katharina Dobner 2018-03-27
9914716 Catalyst system for oxidation of o-xylene and/or naphthalene to phthalic anhydride Diana Carolina Galeano Nunez, Jürgen Zühlke, Hans-Martin Allmann 2018-03-13
9700876 Mechanically stable hollow cylindrical shaped catalyst bodies for gas phase oxidation of an alkene to an unsaturated aldehyde and/or an unsaturated carboxylic acid Josef Macht, Cornelia Katharina Dobner, Stefan Lipp, Cathrin Alexandra Welker-Nieuwoudt, Ulrich Hammon +1 more 2017-07-11
9695099 Process for preparing acrylic acid Yong Liu, Martin Dieterle, Nicolai Tonio Woerz, Andrei-Nicolae Parvulescu, Michael Lejkowski +2 more 2017-07-04
9399606 Catalyst and process for the oxidative dehydrogenation of N-butenes to butadiene Wolfgang Rüttinger, Philipp GRÜNE 2016-07-26
9238217 Catalyst for preparation of an unsaturated carboxylic acid by gas phase oxidation of an unsaturated aldehyde Cathrin Alexandra Welker-Nieuwoudt, Cornelia Katharina Dobner, Holger Borchert, Ulrich Hammon, Josef Macht +1 more 2016-01-19
9169188 Process for preparing an unsaturated aldehyde and/or an unsaturated carboxylic acid Josef Macht, Cornelia Katharina Dobner, Cathrin Alexandra Welker-Nieuwoudt, Ulrich Hammon 2015-10-27
9061988 Process for producing a catalytically active composition being a mixture of a multielement oxide comprising the elements Mo and V and at least one oxide of molybdenum Cathrin Alexandra Welker-Nieuwoudt, Cornelia Katharina Dobner, Klaus Joachim Mueller-Engel, Josef Macht 2015-06-23
8003837 Catalysts for dehydrogenation and/or hydrogenation of hydrocarbons, processes for preparing the same, and uses therefor Christophe Houssin, Gerald Vorberg, Reinhard Koerner, Otto Hofstadt 2011-08-23
7863468 Process for producing propylene oxide Goetz-Peter Schindler, Reinhard Koerner, Hans-Georg Goebbel 2011-01-04 $25,682,000