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USPTO Patent Rankings Data through Dec 31, 2025
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Ralf Duning — 15 Patents

MAMannesmann Ag: 5 patents #94 of 1,341Top 8%
EAEdscha Ag: 4 patents #7 of 51Top 15%
MGMaxion Wheels Holding Gmbh: 2 patents #1 of 17Top 6%
CMCompagnie Generale Des Etablissements Michelin: 1 patents #884 of 1,564Top 60%
MUMaxion Wheels U.S.A.: 1 patents #7 of 14Top 50%
VAVaw Aluminium Ag: 1 patents #26 of 76Top 35%
Solingen, DE: #23 of 495 inventorsTop 5%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Ralf Duning has been granted 15 US patents while listed as an inventor at Mannesmann Ag. The first was granted in 1998 and the most recent in October 2025. Ralf Duning ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ralf Duning in Solingen, DE.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12447770 Vehicle wheel disc, vehicle wheel including such a wheel disc and method for producing such a wheel disc and vehicle wheel Adriano Phoenix Sant'Anna, Marcio Aparecido de Oliveira, Renato de Jesus Madeira, Alexandre André Costa Motta, Marcelo Yumoto Graziani +1 more 2025-10-21
12377678 Vehicle wheel disc, vehicle wheel including such a wheel disc and method for producing such a wheel disc and vehicle wheel Adriano Phoenix Sant'Anna, Marcio Aparecido de Oliveira, Renato de Jesus Madeira, Alexandre André Costa Motta, Marcelo Yumoto Graziani +1 more 2025-08-05
12235149 Vehicle wheel with monitoring device and monitoring device for vehicle wheels John Evan Bunner 2025-02-25
11396204 Flexible hubcap for a vehicle wheel having a floating seat Daniel Walser, Benjamin E. Ebel, Johan Vits 2022-07-26
7716787 Locking device Gundolf Heinrichs, Peter Hoffmann 2010-05-18
7703242 Guiding system for a sliding door Markus Goebel 2010-04-27
7552953 Door arrester Thomas Schmoll, Gunter Plasberg, Peter Hoffmann, Gundolf Heinrichs 2009-06-30
6842943 Pressure-ball sliding doorstop Peter Hoffmann, Gundolf Heinrichs 2005-01-18
6474385 Welded vehicle wheel Meinhard Bonning, Jorn Toftegaard Hansen, Dieter Schichall 2002-11-05
6221185 Method for manufacturing components by critical formation of light metal strip Wolfgang Tanzmann, Helmut Tummler, Uwe Gohrbandt, Peter Von Czarnowski, Gerhardt Sollner 2001-04-24
6042193 Welded vehicle wheel Meinhard Bonning, Klaus Modricker 2000-03-28
5971496 Vehicle wheel having a large contact surface area Uwe Gohrbandt, Hans-Joachim Dafler 1999-10-26
5933956 Method of making a light-metal strip wheel Meinhard Bonning, Uwe Gohrbandt, Gerhard Sollner 1999-08-10
5863103 Light-metal strip wheel Meinhard Bonning, Uwe Gohrbandt, Gerhard Sollner 1999-01-26
5806395 Method and apparatus for removing an edge fin from metal rim reinforcing strips Hans-Joachim Dafler, Uwe Gohrbandt, Helmut Tummler 1998-09-15

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