Inventor · Epfendorf, DE

Olaf Winterhalter

20Patents
4h-index
26Co-inventors
59Inventor score

Filing activity: Nov 27, 2000 → Oct 8, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7982349B2 Spindle motor having a fluid dynamic bearing system and a stationary shaft Mechanical Engineering; Lighting; Heating 34 Active
US7345392B2 Spindle motor having a hydrodynamic bearing system Mechanical Engineering; Lighting; Heating 10 Expired
US7344002B2 Method and apparatus for filling the bearing gap of a hydrodynamic bearing with a lubricant Mechanical Engineering; Lighting; Heating 6 Expired
US6943985B2 Spindle motor and hard disk drive Mechanical Engineering; Lighting; Heating 6 Expired
US6504279B1 Motor mount for small high speed motors Mechanical Engineering; Lighting; Heating 4 Expired
US10424992B2 Fluid-dynamic bearing system Mechanical Engineering; Lighting; Heating 4 Active
US7097360B2 Hydrodynamic bearing for a spindle motor Mechanical Engineering; Lighting; Heating 4 Expired
US7001073B2 Hydrodynamic bearing for a spindle motor Mechanical Engineering; Lighting; Heating 3 Expired
US7309937B2 Spindle motor of a small-scale design Mechanical Engineering; Lighting; Heating 2 Expired
US6921209B2 Conical hydrodynamic pivot bearing Electricity 2 Expired
US7866889B2 Fluid dynamic bearing system Mechanical Engineering; Lighting; Heating 1 Active
US6984069B2 Hydrodynamic thrust bearing Mechanical Engineering; Lighting; Heating 1 Expired
US8220998B2 Fluid dynamic bearing Mechanical Engineering; Lighting; Heating 1 Active
US6945696B2 Hydrodynamic thrust bearing Mechanical Engineering; Lighting; Heating 1 Expired
US8322927B2 Fluid dynamic bearing Mechanical Engineering; Lighting; Heating 0 Active
USRE45387E1 Spindle motor having a fluid dynamic bearing system and a stationary shaft General 0 Active
US7008110B2 Hydrodynamic pivot bearing Electricity 0 Expired
USRE46300E1 Spindle motor having a fluid dynamic bearing system and a stationary shaft General 0 Active
US8699181B2 Spindle motor for driving a hard disk drive Physics 0 Active
US7125169B2 Hydrodynamic pivot bearing Electricity 0 Expired

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