WK

Walter Kuhn

ZA Zf Friedrichshafen Ag: 2 patents #1 of 25Top 4%
📍 Friedrichshafen, FL: #1 of 1 inventorsTop 100%
Overall (1997): #20,468 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5645406 Transmission assembly with positive-displacement pump with suction throttle driven by a hydrodynamic converter Gerald Rowe, Christof Zippel, Michael Reichenmiller 1997-07-08
5643131 Continuously variable transmission with wide transmission ratio range Hartmut Herter 1997-07-01