OB

Otto Bruentrup

EC Excello Co.: 2 patents #45 of 216Top 25%
Overall (All Time): #2,145,119 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7353679 Coldforming machine Bernd Kreissig, Lothar Ophey 2008-04-08
7051565 Cold forming machine Bernd Kreissig, Lothar Ophey 2006-05-30