Inventor · Chicago, IL, US

James R. Hartmann

7Patents
6h-index
7Co-inventors
56Inventor score

Filing activity: Feb 13, 1976 → Feb 24, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US4081704A Powered hand-held tool with unitary sub-assembly mounted by the tool housing sections Emerging Cross-Sectional Technologies 66 Expired
US5122427A Battery pack Emerging Cross-Sectional Technologies 58 Expired
US4545123A Combination jig saw adjusting mechanism Emerging Cross-Sectional Technologies 39 Expired
US5121803A Cordless tool bit storage Emerging Cross-Sectional Technologies 20 Expired
US7290342B2 Bevel and depth of cut detent system Emerging Cross-Sectional Technologies 12 Expired
US8776384B2 Line of sight depth of cut scale Emerging Cross-Sectional Technologies 7 Active
US7526980B2 Universal locking lever Emerging Cross-Sectional Technologies 1 Active

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