Inventor · South Holland, IL, US

James A. Olthoff

6Patents
4h-index
9Co-inventors
50Inventor score

Filing activity: Oct 4, 1976 → Mar 19, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4221267A Angle and tilt implement assembly Fixed Constructions 12 Expired
US4286674A Replaceable bearing assembly for construction vehicles Emerging Cross-Sectional Technologies 9 Expired
USRE31642E Angle and tilt implement assembly General 7 Expired
US4055223A Corner tooth assembly for an earthmoving implement having a hollow rearward portion Fixed Constructions 5 Expired
US4217963A Bulldozer blade angle slide mechanism Emerging Cross-Sectional Technologies 4 Expired
US6374606B1 Dual pump ejector system for articulated trucks and the like having horizontal discharge Performing Operations; Transporting 2 Expired

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