AH

Achim Hammann

SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #3,077,693 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9175775 Shaft seal for steam turbines Edwin Gobrecht, Dirk Knudsen, Karsten Peters, Jan Walkenhorst 2015-11-03