HR

Helmut Ruppert

TA Thyssen Industrie Ag: 2 patents #25 of 145Top 20%
SG Skf Kugellagerfabriken Gmbh: 1 patents #52 of 110Top 50%
Overall (All Time): #1,606,691 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6808050 Brake disk for a disk brake Wolfgang Lehmann, Manfred Gronemann, John C. Watson 2004-10-26
4427398 Device for coupling and uncoupling two parts movable relative to each other using a length-variable guide rod Hans-Dieter Eisbrecher 1984-01-24
4419901 Device for measuring the axial force in a shaft journalled by roller bearings Dietmar Frase 1983-12-13