Inventor · Shibata, JP

Mitsuo Sato

79Patents
18h-index
112Co-inventors
87Inventor score

Filing activity: Jan 22, 1974 → Feb 29, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5277085A Multi-shaft electrically-operated automatic nut runner Performing Operations; Transporting 89 Expired
US4968375A Etching apparatus Electricity 49 Expired
US5063031A Apparatus for growing vapor phase layer on semiconductor substrate Chemistry; Metallurgy 47 Expired
US4852148A Radio telephone system Emerging Cross-Sectional Technologies 46 Expired
US5459682A Microcomputer with plural registers and function for selecting them Physics 45 Expired
US6073925A Image forming apparatus Physics 39 Expired
US6123329A Paper feeder and paper tray elevation device therefor Physics 34 Expired
US5344492A Vapor growth apparatus for semiconductor devices Chemistry; Metallurgy 34 Expired
US4016306A Process for forming a coated film in water Chemistry; Metallurgy 25 Expired
US4502379A Press frame Performing Operations; Transporting 23 Expired
US5151276A Resin molding apparatus Electricity 22 Expired
US4939785A Radio communication network system comprising a connecting equipment unit operable in different modes Electricity 21 Expired
US5493959A Apparatus for correcting slide bottom dead center position of mechanical press Emerging Cross-Sectional Technologies 21 Expired
US3993483A Liquid developer for electrostatic image Emerging Cross-Sectional Technologies 21 Expired
US5640904A Master making apparatus and stencil unit forming part thereof Performing Operations; Transporting 20 Expired
US4846057A Screen printing machine with waste printing plate discharge means Performing Operations; Transporting 19 Expired
US5216951A Thermal plate making apparatus Performing Operations; Transporting 19 Expired
US3939313A Rotary switch assembly having fixed contacts which may be selectively segmented Electricity 19 Expired
US5478172A Apparatus for feeding ultrafine powder in quantitative batch operation Emerging Cross-Sectional Technologies 17 Expired
US5257443A Transport system for tire demounting and mounting service operations Emerging Cross-Sectional Technologies 16 Expired
US4677908A Slide adjusting device for a press Emerging Cross-Sectional Technologies 15 Expired
US4112190A Metallized plastic molding Emerging Cross-Sectional Technologies 15 Expired
US5866198A Method of fabricating a compound semiconductor having a plurality of layers using a flow compensation technique Electricity 13 Expired
US5598258A Image forming apparatus with interconnected sorters and control device therefor Performing Operations; Transporting 12 Expired
US5251566A Stencil printer with a cam baissed press roller Performing Operations; Transporting 9 Expired

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