Inventor · Heimsheim, DE

Werner Fischer

38Patents
9h-index
59Co-inventors
78Inventor score

Filing activity: May 11, 1982 → Jan 29, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6111494A Adjustable voltage divider produced by hybrid technology Electricity 46 Expired
US4791900A Safety and emergency driving method for an internal combustion engine with self-ignition and an arrangement for the performance of this method Mechanical Engineering; Lighting; Heating 24 Expired
US5261374A Method and apparatus for controlling a solenoid-valve-controlled fuel-metering system Mechanical Engineering; Lighting; Heating 19 Expired
US5583383A Vehicle security system Performing Operations; Transporting 14 Expired
US5880920A Method and apparatus for controlling an electromagnetic switching member Mechanical Engineering; Lighting; Heating 13 Expired
US4534328A Emergency control apparatus for a Diesel engine Mechanical Engineering; Lighting; Heating 13 Expired
US5653210A Method and device for the open-loop and/or closed loop control of a final controlling element Emerging Cross-Sectional Technologies 9 Expired
US4890697A Sensing apparatus for monitoring a structure subject to wear Mechanical Engineering; Lighting; Heating 9 Expired
US5116342A Trigger circuit with self-adjusting reference value Mechanical Engineering; Lighting; Heating 9 Expired
US5386810A System and method for controlling a solenoid-valve-controlled fuel-metering device, particularly for a diesel gasoline engine Emerging Cross-Sectional Technologies 9 Expired
US5955792A Method and device for driving a load Electricity 8 Expired
US5053914A Safety circuit for a high-voltage generator of an electrostatic filter Emerging Cross-Sectional Technologies 8 Expired
US6142124A Method and device for controlling a load Mechanical Engineering; Lighting; Heating 7 Expired
US6161190A Clock signal loading device and method Performing Operations; Transporting 6 Expired
US4451778A Short-circuit-resistant trigger circuit layout for an electrical consumer Electricity 6 Expired
US4905645A Safety system for internal combustion engines Mechanical Engineering; Lighting; Heating 6 Expired
US5313153A Circuit arrangement for cyclic supply Mechanical Engineering; Lighting; Heating 5 Expired
US4467762A Control apparatus for a fuel metering system Emerging Cross-Sectional Technologies 5 Expired
US4779783A Device for removing an endless paper web and introducing same into a fast printer Performing Operations; Transporting 5 Expired
US6140717A Method and device for switching an inductor Mechanical Engineering; Lighting; Heating 5 Expired
US5202628A Evaluating circuit for linearizing the output of differential-choke displacement transmitter Physics 4 Expired
US4541271A Measuring arrangement for continuous monitoring operating parameters of an internal combustion engine Mechanical Engineering; Lighting; Heating 4 Expired
US6119666A Device for controlling a multi-cylinder internal combustion engine Mechanical Engineering; Lighting; Heating 4 Expired
US8786450B2 Method for identifying dirt and/or dew on components of a voltage intermediate circuit converter Electricity 3 Active
US5757085A Maintenance-friendly immobilization system Performing Operations; Transporting 3 Expired

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