Inventor · Phillips, WI, US

Gerald K. Langreck

6Patents
5h-index
4Co-inventors
56Inventor score

Filing activity: Jan 29, 1990 → Jun 10, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5476374A Axially ported variable volume gerotor pump technology Mechanical Engineering; Lighting; Heating 16 Expired
US5488280A Adaptive control of a multiphase induction motor having concentrated phase windings Electricity 10 Expired
US8482243B2 High acceleration rotary actuator Electricity 7 Active
US8674649B2 High acceleration rotary actuator Electricity 5 Active
US7438251B2 Web tensioning device with plural control inputs Performing Operations; Transporting 5 Expired
US5316109A Lockdown apparatus with intermediate membrane Performing Operations; Transporting 1 Expired

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