Jurgen Ackermann
21Patents
8h-index
25Co-inventors
75Inventor score
Filing activity: Oct 20, 1981 → Mar 14, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5925083A | Method of correcting steering of a road driven vehicle | Performing Operations; Transporting | 108 | Expired |
| US7073646B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6689834B2 | Liquid sulfur-containing oligosiloxanes and their use in rubber mixtures | Chemistry; Metallurgy | 17 | Expired |
| US6343671B1 | Actuator for generating an additional steering angle for road vehicles | Performing Operations; Transporting | 12 | Expired |
| US7143879B2 | Torsional vibration damper | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5428536A | Method of steering a road vehicle with front-wheel steering | Performing Operations; Transporting | 10 | Expired |
| US4818423A | Low temperature lubricating oil | Chemistry; Metallurgy | 9 | Expired |
| US5515275A | Control system for steering a road vehicle having both front-wheel steering and rear wheel steering | Performing Operations; Transporting | 9 | Expired |
| US5375057A | Method of steering road vehicles having front-wheel and rear-wheel steering | Performing Operations; Transporting | 7 | Expired |
| US5852125A | Fluororubber, a process for its production and its use, as well as a process for producing fluororubber moldings and/or coatings | Chemistry; Metallurgy | 7 | Expired |
| US6742637B2 | Lock-up clutch for a hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4419474A | Flame-repellent polysiloxane molding compositions | Chemistry; Metallurgy | 5 | Expired |
| US7588130B2 | Hydrodynamic clutch device | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7389861B2 | Hydrodynamic clutch device | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US7478713B2 | Hydrodynamic clutch device | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US6779644B2 | Clutch arrangement | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7392889B2 | Hydrodynamic clutch device | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US6957530B2 | Hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US7152400B2 | Hydrodynamic torque converter | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US5217633A | Low-temperature lubricating oil | Chemistry; Metallurgy | 1 | Expired |
| US7216750B2 | Clutch arrangement | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.