Patent assignee · DE · COMPANY

Mahle International GmbH

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1,478Patents
1,466Active
1,478Granted
65Portfolio score

Filing activity: Dec 9, 2002 → Nov 18, 2024 · 180 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9308482B2 Plate filter element Performing Operations; Transporting 47 Active
US7891669B2 Piston ring with chromium nitride coating for internal combustion engines Emerging Cross-Sectional Technologies 29 Active
US8001946B2 Piston for an internal combustion engine and method for its production Emerging Cross-Sectional Technologies 26 Active
US9333448B2 Filter device Mechanical Engineering; Lighting; Heating 25 Active
US8673138B2 Fuel filter Mechanical Engineering; Lighting; Heating 25 Active
US7631726B2 Silencer for air induction system and high flow articulated coupling Mechanical Engineering; Lighting; Heating 23 Expired
US7695539B2 Filter element and filter housing suitable for accommodation the same Performing Operations; Transporting 21 Active
US7610890B2 Camshaft with cams that can be rotated in relation to each other, especially for motor vehicles Emerging Cross-Sectional Technologies 20 Active
US7799109B2 Device for separating a gas-liquid mixture Emerging Cross-Sectional Technologies 20 Active
US7353811B2 Exhaust gas recirculation device Mechanical Engineering; Lighting; Heating 20 Active
US7824550B2 Fuel filter Mechanical Engineering; Lighting; Heating 19 Active
US9982715B2 Sliding engine component Mechanical Engineering; Lighting; Heating 19 Active
US10035090B2 Filter device Mechanical Engineering; Lighting; Heating 16 Active
US9205355B2 Filter device Performing Operations; Transporting 15 Active
US9108125B2 Filter device Mechanical Engineering; Lighting; Heating 15 Active
US11053933B2 Displacement control valve Mechanical Engineering; Lighting; Heating 14 Active
US10008754B2 Metal-air battery Emerging Cross-Sectional Technologies 14 Active
US10361617B2 Magnetic coupling device for transmitting rotational motions without contact Electricity 14 Active
US9909542B2 Fresh air system Mechanical Engineering; Lighting; Heating 14 Active
US7717101B2 Centrifugal oil mist separation device integrated in an axial hollow shaft of an internal combustion engine Mechanical Engineering; Lighting; Heating 14 Active
US8186328B2 Cooling mechanism Mechanical Engineering; Lighting; Heating 13 Active
US9810373B2 Filter device Mechanical Engineering; Lighting; Heating 13 Active
US8201532B2 Rotationally locked tappet of a valve timing mechanism Mechanical Engineering; Lighting; Heating 13 Active
US7799106B2 Gas intake zone of a gas filter housing, used as a prefilter Performing Operations; Transporting 12 Active
US7607691B2 Lost core structural instrument panel Performing Operations; Transporting 12 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.