Inventor · Madison, WI, US

Jan R. Acker

5Patents
5h-index
4Co-inventors
48Inventor score

Filing activity: Sep 3, 1974 → Nov 20, 1980

Most-cited inventions

PatentTitleAreaCited byStatus
US4382754A Scroll-type, positive fluid displacement apparatus with diverse clearances between scroll elements Mechanical Engineering; Lighting; Heating 40 Expired
US4157016A Cryogenic beach cleaner Fixed Constructions 24 Expired
US4043140A Cryogenic beach cleaner Fixed Constructions 20 Expired
US4153555A Cryogenic beach cleaner Fixed Constructions 19 Expired
US3934379A Removal of built up layers of organic coatings Performing Operations; Transporting 17 Expired

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