EA

Erik Appel

DG Demag Cranes & Components Gmbh: 7 patents #7 of 72Top 10%
Overall (All Time): #751,260 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7504602 Suspended control device Michael Rohr, Udo Gersemsky, Wolfgang Krebs, Anton Munzebrock, Rudiger Ostholt +5 more 2009-03-17
7422542 Method of monitoring a chain pulley block and chain pulley block apparatus Holger Freitag, Oliver Moll, Ralf Eising, Udo Gersemsky, Burkhard Hasenack +2 more 2008-09-09
7234400 Crane trolley with low overall height Klaus Winter, Michael Dammer, Heinrich Flaig 2007-06-26
7126307 Interface circuit for actuating an electrical device and circuit arrangement for actuating an electric motor therewith Holger Freitag, Anton Munzebrock, Burkhard Hasenack, Giuliano Persico 2006-10-24
7068009 Drive arrangement, especially for a lifting mechanism and/or a traveling drive Holger Freitag, Anton Munzebrock, Burkhard Hasenack, Giuliano Persico 2006-06-27
6972385 Operating device for manual actuation of hoisting equipment Wolfgang Krebs, Holger Freitag, Anton Munzebrock, Burkhard Hasenack, Giuliano Persico +1 more 2005-12-06
6964409 Chain block Ralf Eising, Jurgen Heun, Jörg Lindemaier, Oliver Moll, Klaus Wissing +2 more 2005-11-15