Inventor · Gießen, DE

Udo Schulz

61Patents
10h-index
124Co-inventors
81Inventor score

Filing activity: Dec 13, 1996 → Oct 5, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6292741A Overall motor vehicle control Emerging Cross-Sectional Technologies 40 Expired
US6483221B1 Electric motor Electricity 37 Expired
US6619268B2 Method and apparatus for regulating voltages and voltage gradients for driving piezoelectric elements Electricity 26 Expired
US5970251A Process for optimizing program parts for motor vehicle controllers Physics 18 Expired
US10012169B2 Method and device for diagnosing a component in a gas-routing system of an engine system having a combustion engine Emerging Cross-Sectional Technologies 15 Active
US5936827A Device for controlling at least one electromagnetic load Electricity 14 Expired
US6820474B2 Method for the diagnosis of the voltage control for a piezoelectric actuator of an injection valve Mechanical Engineering; Lighting; Heating 13 Expired
US6705291B2 Fuel injection system Electricity 12 Expired
US6393342B2 Method and device for controlling operating sequences in a vehicle Emerging Cross-Sectional Technologies 11 Expired
US9376976B2 Method and device for operating an internal combustion engine Emerging Cross-Sectional Technologies 11 Active
US6539925B2 Method and apparatus for determining charge quantity during charging and discharging of piezoelectric elements Mechanical Engineering; Lighting; Heating 9 Expired
US7505846B2 Method for operating a fuel injection device of an internal combustion engine Mechanical Engineering; Lighting; Heating 8 Expired
US6700301B2 Method and device for detecting a fault current across a piezoelectric actuator of an injector or its high voltage supply lead Mechanical Engineering; Lighting; Heating 7 Expired
US6505609B1 Method and device for driving at least one load Emerging Cross-Sectional Technologies 6 Expired
US6826504B2 Method and apparatus for controlling system parameters Mechanical Engineering; Lighting; Heating 6 Expired
US6680620B2 Method for timed measurements of the voltage across a device in the charging circuit of a piezoelectric element Mechanical Engineering; Lighting; Heating 6 Expired
US9052713B2 Method for operating a vehicle during coasting Emerging Cross-Sectional Technologies 5 Active
US6784596B2 Method of charging and discharging a piezoelectric element Mechanical Engineering; Lighting; Heating 5 Expired
US6564771B2 Fuel injection system for an internal combustion engine Emerging Cross-Sectional Technologies 5 Expired
US6085728A Method for operating a self-igniting, air-compressing internal combustion engine Mechanical Engineering; Lighting; Heating 5 Expired
US9805522B2 Method for planning a vehicle diagnosis Emerging Cross-Sectional Technologies 4 Active
US7528524B2 Method and device for controlling a piezo actuator Mechanical Engineering; Lighting; Heating 4 Expired
US6928854B2 Method for detecting malfunctioning in a sensor Emerging Cross-Sectional Technologies 3 Expired
US6705544B1 Valve for controlling liquids Mechanical Engineering; Lighting; Heating 3 Expired
US7819655B2 Linearly displaceable rotary drive for a plastic injection-molding machine Performing Operations; Transporting 2 Expired

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