DH

Dirk Hessberger

SA Schumag Ag: 2 patents #3 of 15Top 20%
📍 Aachen, DE: #527 of 2,680 inventorsTop 20%
Overall (All Time): #952,410 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11260440 Caterpillar-traction drawing machine and drawing method Thomas Cmiel, Joerg Lindbuechl 2022-03-01
11111101 Unreeling apparatus and method Joerg Lindbuechl, Thomas Cmiel, Heinz-Willi Greuel 2021-09-07
7937980 Drawing machine and method for drawing an elongated workpiece Thomas Cmiel, Heiner Kudrus 2011-05-10
6638150 Workpiece holder for a machining apparatus and a corresponding cross-cut machine Erich Walczak, Karlheinz Grouls 2003-10-28
6450386 Chain drawing machine for continuous drawing of drawing stock Bruno Walczak 2002-09-17