Inventor · Chandler, AZ, US

Stephen James Hull

27Patents
15h-index
24Co-inventors
77Inventor score

Filing activity: Jun 12, 1996 → Dec 23, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US5826340A Two-piece handle and method of assembly Performing Operations; Transporting 95 Expired
US6594906B1 Knife with integral gated attachment Performing Operations; Transporting 83 Expired
USD407002S Folding knife General 80 Expired
US7000323B1 Fixed-blade knife with pivotable side pieces Performing Operations; Transporting 78 Expired
USD407004S Folding knife General 71 Expired
USD454611S1 Knife handle General 50 Expired
USD585251S1 Hand pruner General 39 Expired
USD435776S Folding knife General 37 Expired
USD407621S Multifunction tool General 32 Expired
USD530180S1 Handle for a folding knife General 25 Expired
USD591570S1 Multi-function hand tool General 25 Expired
USD407003S Folding knife General 20 Expired
USD585250S1 Hand pruner General 18 Expired
USD595550S1 Garden hand tool General 18 Expired
USD435400S Filet knife and sheath General 15 Expired
USD606818S1 Shovel handle General 14 Expired
USD600984S1 Garden hand tool General 13 Expired
USD613567S1 Shovel handle General 11 Expired
USD584582S1 Garden hand tool General 10 Expired
USD603229S1 Shovel handle General 10 Expired
US6470522B2 Combination tool with asymmetric folding structure Performing Operations; Transporting 10 Expired
US6427333B1 Knife-and-sheath combination with positive knife-to-sheath lock and multiple attachments points Performing Operations; Transporting 9 Expired
USD582227S1 Garden hand tool General 5 Expired
USD533043S1 Pair of handle sides for a folding knife General 5 Expired
USD613146S1 Scraper handle General 4 Expired

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