Inventor · Weisendorf, DE

Oliver Schnell

53Patents
10h-index
36Co-inventors
78Inventor score

Filing activity: Jul 20, 1999 → Jan 31, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6164255A Switchable cam follower Mechanical Engineering; Lighting; Heating 31 Expired
US6595174B2 Switching element for a valve train of an internal combustion engine Emerging Cross-Sectional Technologies 22 Expired
US6257185A Switchable cam follower Mechanical Engineering; Lighting; Heating 21 Expired
US6606972B2 Switching element for a valve train of an internal combustion engine Mechanical Engineering; Lighting; Heating 20 Expired
US6247433A Switchable cam follower Mechanical Engineering; Lighting; Heating 19 Expired
US6427652B2 Switchable flat or roller tappet Mechanical Engineering; Lighting; Heating 17 Expired
US9115654B2 Internal combustion piston engine with engine braking by opening of exhaust valves Mechanical Engineering; Lighting; Heating 15 Active
US6745737B2 Internal combustion engine with an anti-rotation guide for valve lifters Mechanical Engineering; Lighting; Heating 13 Expired
US8813719B2 Internal combustion piston engine with a compression relief engine brake Mechanical Engineering; Lighting; Heating 12 Active
US6513472B2 Valve train of an internal combustion engine Mechanical Engineering; Lighting; Heating 11 Expired
US7210439B2 Switching element for a valve train of an internal combustion engine Mechanical Engineering; Lighting; Heating 10 Expired
US7055479B2 Coupling mechanism Mechanical Engineering; Lighting; Heating 9 Expired
US6196176A Switchable cam follower Mechanical Engineering; Lighting; Heating 7 Expired
US7077090B2 Valve train with hydraulic lash adjustment Mechanical Engineering; Lighting; Heating 6 Expired
US7086360B1 Assembly and torsional stop device for roller tappets of a drive in an internal combustion engine Mechanical Engineering; Lighting; Heating 6 Expired
US6223706A Tappet for the valve gear of an internal combustion engine Mechanical Engineering; Lighting; Heating 6 Expired
US6997154B2 Switch element Mechanical Engineering; Lighting; Heating 6 Expired
US6314927A Support element for a finger lever of a valve gear of an internal combustion engine Mechanical Engineering; Lighting; Heating 5 Expired
US7146951B2 Switchable cam follower Mechanical Engineering; Lighting; Heating 5 Expired
US7464680B2 Switching element for a valve train of an internal combustion engine Mechanical Engineering; Lighting; Heating 5 Expired
US7207303B2 Switching element Mechanical Engineering; Lighting; Heating 5 Expired
US7921823B2 Hydraulic play compensation device Mechanical Engineering; Lighting; Heating 5 Active
US6615784B2 Valve train of an internal combustion engine Emerging Cross-Sectional Technologies 4 Expired
US7296549B1 Hydraulic valve lash adjusters Mechanical Engineering; Lighting; Heating 4 Active
US7363894B2 Switchable valve-drive component Emerging Cross-Sectional Technologies 4 Expired

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