Inventor · Detroit Lakes, MN, US

James N. Johnson

13Patents
7h-index
3Co-inventors
59Inventor score

Filing activity: Dec 20, 1974 → May 12, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4966510A Trailer for transporting golf carts and the like Performing Operations; Transporting 45 Expired
US3968884A Storage means for jib for telescopic boom of mobile crane Performing Operations; Transporting 16 Expired
US4796387A Micro-abrasive finishing device Performing Operations; Transporting 16 Expired
US3945333A Means for storing and connecting jib for telescopic boom of mobile crane Performing Operations; Transporting 11 Expired
US7210637B1 Selectively configurable misting apparatus Emerging Cross-Sectional Technologies 10 Expired
US4078682A Trailer van adapted to transport compressible materials Performing Operations; Transporting 9 Expired
US4359307A Vehicle for transporting compressible materials Performing Operations; Transporting 7 Expired
US6220940A Micro-finishing apparatus Performing Operations; Transporting 6 Expired
US7640772B2 Watersports apparatus locking device Emerging Cross-Sectional Technologies 5 Active
US4004703A Trailer van adapted to transport compressible materials Performing Operations; Transporting 5 Expired
US5042204A Finishing machine for trochoidal surfaces Emerging Cross-Sectional Technologies 4 Expired
US5593345A Abrasive-belt conversion wheel for cylindrical grinders Performing Operations; Transporting 3 Expired
US6183237A Cement slab surface beveling device Fixed Constructions 1 Expired

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