Schaeffler KG
295Patents
222Active
295Granted
55Portfolio score
Filing activity: Oct 4, 2003 → Oct 22, 2009 · 222 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7793583B2 | Mechanical tappet in particular for a fuel pump of an internal combustion engine | Emerging Cross-Sectional Technologies | 61 | Active |
| US7926455B2 | Roller finger follower for valve deactivation | Mechanical Engineering; Lighting; Heating | 40 | Active |
| US7240652B2 | Switchable drag lever of a valve timing mechanism of an internal combustion engine | Mechanical Engineering; Lighting; Heating | 38 | Active |
| US7377247B2 | Adjustable valve rocker lever of a valve timing gear of an internal combustion engine | Emerging Cross-Sectional Technologies | 33 | Active |
| US7404383B2 | Valve train with cam switching for the gas exchange valves of a four-cycle internal combustion engine | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US7761988B2 | Method of making an outer lever of a switchable finger lever | Emerging Cross-Sectional Technologies | 30 | Active |
| US7712443B2 | Switchable cam follower of a valve train of an internal combustion engine | Emerging Cross-Sectional Technologies | 26 | Active |
| US7389756B2 | Control valve for an apparatus for variable setting of the control times of gas exchange valves of an internal combustion engine | Emerging Cross-Sectional Technologies | 24 | Active |
| US7975664B2 | Valve drive having a mechanical valve play position and method for the mounting thereof | Emerging Cross-Sectional Technologies | 22 | Active |
| US7909007B2 | Roller finger follower for valve deactivation | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US8143735B2 | Electric starting device for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 20 | Active |
| US7631553B2 | Bearing arrangement for mounting at least one machine elements on a support | Mechanical Engineering; Lighting; Heating | 20 | Active |
| US7757586B2 | Device and method for making a screwed connection between a first component and at least one further component | Performing Operations; Transporting | 19 | Active |
| US7857520B2 | Collar having end-side teeth for a drivable wheel hub | Emerging Cross-Sectional Technologies | 17 | Active |
| US7328675B2 | Finger lever of a valve drive of a combustion engine | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7673598B2 | Electric camshaft adjuster | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7581560B2 | Check valve | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7775924B2 | Hydraulic tensioning device for a traction mechanism drive | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US7472671B2 | Valve engine | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US7308876B2 | Electrically driven camshaft adjuster | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7448807B2 | Seal | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US7506623B2 | Camshaft adjustment device for an internal combustion engine | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US7243680B2 | Electromagnetic hydraulic valve, in particular a 3/2-way directional control valve, for controlling a variable drive train of an internal combustion engine | Emerging Cross-Sectional Technologies | 12 | Active |
| US7985151B2 | Tensioning device of a traction mechanism drive | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US7942769B2 | Oil supply system for supplying oil to slide rails and guide rails | Mechanical Engineering; Lighting; Heating | 11 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.