Erwin Wack
33Patents
8h-index
59Co-inventors
78Inventor score
Filing activity: Oct 13, 1994 → May 29, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5733218A | Flywheel having two centrifugal masses and a torsional vibration damper with gear train elements which can be adjusted as a function of load | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US7073646B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6231472A | Torsional vibration damper in a lockup clutch with planetary gear set | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6585091B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5976048A | Torsional vibration damper with a lubricant feed for a planet gear | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7143879B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US8313385B2 | Torsional vibration damper arrangement | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US6435998B1 | Drive train with rigidity dependent on rotational speed | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7267212B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7648009B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US6799665B1 | Hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7651399B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US6334816B1 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5988343A | Clutch disc with a torsional vibration damper for a motor vehicle friction clutch | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6695109B2 | Torsional vibration damper for a hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5542516A | Friction clutch for a transmission of a motor vehicle and a clutch plate for a friction clutch | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US9777817B2 | Clutch device with a friction transmission element | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US6634474B2 | Hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6536575B1 | Clutch disk for a motor vehicle friction clutch | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6527094B2 | Freewheel arrangement, in particular for a guide wheel of a hydrodynamic torque converter | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6553758B2 | Freewheel unit, especially for the stator of a hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6516928B2 | Hydrodynamic coupling device | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6152278A | Torsional vibration damping device | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US8960396B2 | Torsional vibration damping arrangement, particularly for the power train of a vehicle | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9371877B2 | Spring and system | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.