Inventor · Hitachinaka, JP

Yukihiro Shima

17Patents
9h-index
18Co-inventors
65Inventor score

Filing activity: Feb 28, 2000 → Nov 26, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US8857692B2 Fastener driving tool Performing Operations; Transporting 112 Active
US8313012B2 Electric driving machine Performing Operations; Transporting 39 Active
US7494036B2 Electric driving machine Performing Operations; Transporting 35 Active
US6783045B2 Combustion-powered nail gun Performing Operations; Transporting 34 Expired
US7469811B2 Electric driving machine Performing Operations; Transporting 34 Active
US6204639A Battery charger determining charging conditions depending upon whether a cooling device is provided Electricity 30 Expired
US6983871B2 Combustion-powered nail gun Performing Operations; Transporting 17 Expired
US8167182B2 Electric driving machine Performing Operations; Transporting 16 Active
US7108164B2 Combustion-powered nail gun Performing Operations; Transporting 12 Expired
US8622271B2 Fastener driving tool Performing Operations; Transporting 8 Active
US8550320B2 Driving machine Performing Operations; Transporting 6 Active
US7427007B2 Combustion-powered nail gun Performing Operations; Transporting 5 Active
US8964429B2 Inverter device and electric power tool Electricity 5 Active
US8464921B2 Fastener driving tool Performing Operations; Transporting 4 Active
US10486295B2 Power tool Electricity 2 Active
US8926024B2 Motorized cutter, motorized cutter with wheels, and cutting method Emerging Cross-Sectional Technologies 1 Active
US8844787B2 Fastener driving tool Performing Operations; Transporting 1 Active

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