WK

Walter Köllner

SI Siemens Industry: 4 patents #98 of 836Top 15%
MA Mannesmann Ag: 2 patents #274 of 1,341Top 25%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Caterpillar: 1 patents #4,437 of 8,398Top 55%
📍 Korschenbroich, GA: #1 of 1 inventorsTop 100%
Overall (All Time): #744,350 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8550007 System and method for reinjection of retard energy in a trolley-based electric mining haul truck Joy Mazumdar 2013-10-08
8536814 Limiting peak electrical power drawn by mining excavators Joy Mazumdar, Andreas Holweck, Michael G. Onsager, Ekkehard Pittius 2013-09-17
8499909 Peak demand reduction in mining haul trucks utilizing an on-board energy storage system Joy Mazumdar 2013-08-06
8174225 Limiting peak electrical power drawn by mining excavators Joy Mazumdar, Andreas Holweck, Michael G. Onsager, Ekkehard Pittius 2012-05-08
5518128 Crane, particularly railway crane Joachim Kroll 1996-05-21
5082128 Crane having a multi-section boom Hermann Franzen, Dieter Klessinger, Joachim Kroll 1992-01-21
5005714 Crane, in particular a large mobile crane Joachim Kroll 1991-04-09