AB SKF
83Patents
33Active
83Granted
46Portfolio score
Filing activity: Jan 16, 1981 → Mar 18, 2013 · 32 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6801864B2 | System and method for analyzing vibration signals | Physics | 26 | Expired |
| USD307707S | Conveyor chain link | General | 25 | Expired |
| US7207411B2 | Steer unit for steer-by-wire | Performing Operations; Transporting | 25 | Expired |
| USD269786S | Bearing housing | General | 22 | Expired |
| US6866423B2 | Roller bearing | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5232292A | Sealed bearing with mounting grooves for sealing members | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US8360650B2 | Method for lubricating a rolling element bearing by means of an ultra low viscosity volatile fluid, and bearing arrangement | Emerging Cross-Sectional Technologies | 13 | Active |
| US7594450B2 | Quick-releasing linear actuator | Emerging Cross-Sectional Technologies | 13 | Active |
| US7037026B2 | Method for mounting a sleeve on a shaft and a sleeve device for such mounting | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5020378A | Device for non-contact measuring of stresses in a bar-shaped body | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7097184B2 | Sensor in King-pin | Performing Operations; Transporting | 10 | Expired |
| US7511442B2 | Linear drive device | Physics | 10 | Active |
| US5119446A | Sealed spherical rolling bearing | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7444888B2 | Method and sensor arrangement for load measurement on rolling element bearing | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6896098B2 | Lid for muffling noises produced by an internal combustion engine, and method for producing such lid | Performing Operations; Transporting | 9 | Expired |
| US7073948B2 | Roller bearing | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7090404B2 | Rolling element bearing for ultra-low viscosity fluids | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7389701B2 | Method and sensor arrangement for load measurement on rolling element bearing based on model deformation | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7018107B2 | Rolling bearing comprising a powder metallurgical component | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6877719B2 | Valve shaft seal | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5123756A | Roller bearing and segmented roller retainer therefor | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5261975A | Steel for ball and roller bearings | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7543499B2 | Vibration detection device for attachment to a wheel and wheel with such a device | Physics | 6 | Expired |
| US7798724B2 | Bearing with light weight metal and ceramic material | Emerging Cross-Sectional Technologies | 6 | Active |
| US5051006A | Roller bearing cage | Mechanical Engineering; Lighting; Heating | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.