Inventor · Riverwoods, IL, US

Abel E. Kolchinsky

16Patents
14h-index
6Co-inventors
71Inventor score

Filing activity: Mar 6, 1980 → Mar 26, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4540154A Solenoid valve Emerging Cross-Sectional Technologies 53 Expired
US5072752A Bidirectional cartridge valve Emerging Cross-Sectional Technologies 32 Expired
US6161585A High flow proportional pressure reducing valve Emerging Cross-Sectional Technologies 29 Expired
US4405251A Retaining ring locking device Emerging Cross-Sectional Technologies 28 Expired
US5117869A Solenoid valve Emerging Cross-Sectional Technologies 26 Expired
US4526340A Solenoid valve Mechanical Engineering; Lighting; Heating 26 Expired
US5842679A Adjustable stroke solenoid operated cartridge valve Electricity 24 Expired
US5271599A Modular solenoid valve Mechanical Engineering; Lighting; Heating 23 Expired
US4611632A Hydraulic solenoid valve structure Emerging Cross-Sectional Technologies 23 Expired
US5205531A Solenoid operated cartridge valve Electricity 23 Expired
US4790345A Proportional valve Emerging Cross-Sectional Technologies 22 Expired
US4725039A Self-pressure regulating proportional valve Emerging Cross-Sectional Technologies 22 Expired
US4544128A Cartridge solenoid valve with manual override Mechanical Engineering; Lighting; Heating 21 Expired
US5156184A Solenoid operated transmission cartridge valve Emerging Cross-Sectional Technologies 18 Expired
US5002253A Solenoid valve Mechanical Engineering; Lighting; Heating 13 Expired
US4352318A Expandable cushion plunger for piston and cylinder devices Mechanical Engineering; Lighting; Heating 6 Expired

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