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

Karl Eck — 33 Patents

MAMannesmann Vdo Ag: 13 patents #2 of 414Top 1%
Siemens Aktiengesellschaft: 8 patents #1,429 of 22,248Top 7%
CGContinental Automotive Gmbh: 8 patents #149 of 2,324Top 7%
MAMannesmann Ag: 2 patents #274 of 1,341Top 25%
VPVodafone Group Plc.: 1 patents #155 of 155Top 100%
MGMesser Cutting Systems Gmbh: 1 patents #2 of 14Top 15%
VAVdo Adolf Schindling Ag: 1 patents #140 of 289Top 50%
AAAtecs Mannesmann Ag: 1 patents #6 of 42Top 15%
Frankfurt, DE: #16 of 1,298 inventorsTop 2%
Overall (All Time): #105,480 of 4,157,543Top 3%
33 Patents All Time
Karl Eck has been granted 33 US patents while listed as an inventor at Mannesmann Vdo Ag. The first was granted in 1998 and the most recent in July 2015. Karl Eck ranks #105,480 of 4,157,543 US inventors in our database (top 2.5%). Patent records list Karl Eck in Frankfurt, DE.

Patents per Year

Patents granted per year, 1998 to 2015Bar chart with a peak of 9 patents in 2002.peak 91998: 1 patents19982001: 3 patents20012002: 9 patents20022003: 5 patents20032004: 4 patents20042009: 1 patents20092010: 3 patents20102011: 4 patents20112013: 1 patents20132015: 2 patents2015

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9086039 Fuel delivery unit Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2015-07-21
8952290 Method and apparatus for the thermal treatment of a workpiece by means of a laser beam 2015-02-10
8522816 Device for controlling fuel in a fuel tank Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2013-09-03
8069844 Fuel delivery unit for a motor vehicle Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2011-12-06
7992546 Delivery unit for delivering fuel Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2011-08-09
7980227 Feed unit for feeding fuel Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2011-07-19
7866339 Pressure regulator for a fuel supply unit Detlev Diesing, Rene Schmid 2011-01-11 $1,476,000
7828010 Pressure regulator for a fuel supply unit and method for production of a pressure regulator Detlev Diesing, Rene Schmid 2010-11-09
7806108 Feed unit Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2010-10-05
7665446 Feed unit Dieter Hagist, Matthias Kadler, Martin Maasz, Oliver Schönert, Michael Teichert 2010-02-23
7513153 Filling level sensor Hans-Guenter Benner, Bernd Pauer, Zlatko Penzar, Knut Schröter, Paul-Dieter Wiesberg 2009-04-07 $1,417,000
6810908 Fuel tank for a motor vehicle Wolfgang Sinz 2004-11-02 $377,000
6803759 Passive magnetic position sensor Zlatko Penzar 2004-10-12 $263,000
6792969 Pressure regulator Otto Korst 2004-09-21 $226,000
6696186 Humidifying device for a fuel cell, method for humidifying a fuel cell membrane and fuel cell Wolfgang Herdeg, Holger Klos, Martin Sattler, Sabine Hess, Hans-Dieter Wilhelm +3 more 2004-02-24 $242,000
6610433 Fuel tank Wolfgang Herdeg, Holger Klos, Martin Sattler, Hans-Dieter Wilhelm, Jürgen Habrich +2 more 2003-08-26 $368,000
6578417 Filling level sensor 2003-06-17
6541143 Fuel cell system with a device for supplying fuel Wolfgang Herdeg, Holger Klos, Martin Sattler, Franz Reichenbach, Sabine Hess +3 more 2003-04-01
6508121 Filling level sensor 2003-01-21
6508118 Level transmitter for a liquid container, and method for determining a level in a liquid container 2003-01-21
6491180 Fuel tank Markus Distelhoff, Wilfried Fröhlich, Dieter Keller, Justus Klöker, Knut Meyer +4 more 2002-12-10
6488476 Fuel feed unit 2002-12-03
6463965 Arrangement for storing fuel and method for operating a fuel tank Christian Rasche, Bernd Wiemann, Holger Klos, Hans-Dieter Wilhelm, Thomas Zapp +1 more 2002-10-15 $220,000
6443693 Fuel Pump 2002-09-03
6418787 Level transmitter for a liquid container and method for determining the level in a liquid container 2002-07-16