Inventor · Midland, MI, US

Edwin A. Hallberg

7Patents
6h-index
3Co-inventors
52Inventor score

Filing activity: Apr 7, 1986 → Jul 18, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6598351B2 Telescopic seating riser assembly Fixed Constructions 21 Expired
US4742741A Rotary sheeter Emerging Cross-Sectional Technologies 20 Expired
US6520460B2 Extendible leg device Mechanical Engineering; Lighting; Heating 18 Expired
US6309327A Reaction and technique development sled Human Necessities 17 Expired
US5888152A Gauntlet athletic training sled and methods of using and constructing it Human Necessities 10 Expired
USD459003S1 Telescopic seating riser General 7 Expired
US7584575B2 Variable height fold and roll staging and method of assembling same Fixed Constructions 6 Expired

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