Inventor · Marshall, MI, US

Andrei Dan Radulescu

34Patents
10h-index
45Co-inventors
71Inventor score

Filing activity: Jan 30, 2009 → Sep 25, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8752513B2 Switching rocker arm Mechanical Engineering; Lighting; Heating 41 Active
US8726862B2 Switching rocker arm Mechanical Engineering; Lighting; Heating 37 Active
US9581058B2 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines Emerging Cross-Sectional Technologies 31 Active
US8375909B2 Rocker arm retention Mechanical Engineering; Lighting; Heating 31 Active
US9708942B2 Rocker arm assembly and components therefor Emerging Cross-Sectional Technologies 29 Active
US9267396B2 Rocker arm assembly and components therefor Emerging Cross-Sectional Technologies 28 Active
US9726052B2 Rocker arm assembly and components therefor Emerging Cross-Sectional Technologies 22 Active
US9938865B2 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines Mechanical Engineering; Lighting; Heating 13 Active
US10087790B2 Cylinder head arrangement for variable valve actuation rocker arm assemblies Emerging Cross-Sectional Technologies 12 Active
US10180087B2 Rocker arm assembly and components therefor Emerging Cross-Sectional Technologies 10 Active
US10415439B2 Development of a switching roller finger follower for cylinder deactivation in internal combustion engines Emerging Cross-Sectional Technologies 9 Active
US11181013B2 Cylinder head arrangement for variable valve actuation rocker arm assemblies Emerging Cross-Sectional Technologies 2 Active
US10180089B2 Valvetrain with rocker arm housing magnetically actuated latch Mechanical Engineering; Lighting; Heating 2 Active
US9488075B2 Latch pin assembly; rocker arm arrangement using latch pin assembly; and assembling methods Emerging Cross-Sectional Technologies 2 Active
US11286817B2 Deactivating rocker arm having two-stage latch pin Mechanical Engineering; Lighting; Heating 1 Active
US12078089B2 Deactivating rocker arm and capsules Mechanical Engineering; Lighting; Heating 0 Active
US10731517B2 Valvetrain with rocker arm housing magnetic latch Electricity 0 Active
US11852047B2 Rocker arm assembly with lost motion spring capsule Mechanical Engineering; Lighting; Heating 0 Active
US12247501B2 Switching roller finger follower with inner arm having asymmetric inner roller Mechanical Engineering; Lighting; Heating 0 Active
US12421878B2 Rocker arm assembly with improved latch pin assembly Mechanical Engineering; Lighting; Heating 0 Active
US11982211B2 Direct-acting solenoid having variable triggering timing for electro-mechanical valvetrain and actuation levers for switching rocker arms Mechanical Engineering; Lighting; Heating 0 Active
US10294834B2 Cylinder deactivation deactivating roller finger follower having improved packaging Mechanical Engineering; Lighting; Heating 0 Active
US11555423B2 Multi-mode valve lift Emerging Cross-Sectional Technologies 0 Active
US11905859B2 Castellation assembly, lash capsule, and rocker arm Mechanical Engineering; Lighting; Heating 0 Active
US10590809B2 Valve train assembly Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.