Inventor · Osaka, JP

Kazuhiro Murata

40Patents
8h-index
50Co-inventors
78Inventor score

Filing activity: Sep 15, 1997 → Mar 24, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7265999B2 Power supply regulator circuit and semiconductor device Electricity 47 Expired
US7492615B2 Switching power supply Electricity 12 Active
US9496795B2 Switching power supply apparatus Emerging Cross-Sectional Technologies 12 Active
US7314185B2 Liquid jetting device Performing Operations; Transporting 9 Expired
US7434912B2 Ultrafine fluid jet apparatus Performing Operations; Transporting 9 Expired
US7449283B2 Producing method of electrostatic sucking type liquid jetting head, producing method of nozzle plate, driving method of electrostatic sucking type liquid jetting head, electrostatic sucking type liquid jetting apparatus and liquid jetting apparatus Performing Operations; Transporting 8 Expired
US8021593B2 Method of producing a three-dimensional structure and fine three-dimensional structure Performing Operations; Transporting 8 Active
US7782638B2 Switching power supply device, semiconductor device, and control method Electricity 8 Active
US8451635B2 Switching power supply device having a constant voltage characteristic and semiconductor device Electricity 7 Active
US6230398A Connector manufacturing method Emerging Cross-Sectional Technologies 6 Expired
US9024613B2 Switching power supply apparatus and semiconductor device Electricity 6 Active
US8427850B2 Switching power supply device with a switching control circuit Electricity 5 Active
US8085007B2 Switching power supply circuit Electricity 4 Active
US9006296B2 Metal nanoparticle dispersion usable for ejection in the form of fine droplets to be applied in the layered shape Electricity 4 Active
US8956969B2 Hole formation method, multilayer wiring, semiconductor device, display element, image display device, and system containing via hole formed by the hole formation method Electricity 3 Active
US7037812B2 Manufacturing method of circuit substrate, circuit substrate and manufacturing device of circuit substrate Electricity 3 Expired
US7971962B2 Collective transfer inkjet nozzle plate and method of producing the same Performing Operations; Transporting 3 Active
US6366310B1 Electronic parts mounting apparatus Electricity 3 Expired
US8235506B2 Electrostatic suction type fluid discharge method and device for the same Electricity 3 Active
US8295062B2 Switching power supply apparatus and semiconductor device Electricity 3 Active
US7787269B2 Switching power supply device Electricity 2 Active
US8932666B2 Method and apparatus for manufacturing active-matrix organic el display, active matrix organic el display, method for manufacturing liquid crystal array, liquid crystal array, method and apparatus for manufacturing color filter substrate, and color filter substrate Electricity 2 Active
US6889738B2 Method and apparatus for determining processing size of bonding material Electricity 2 Expired
US8159846B2 Switching control circuit, semiconductor device and switching power source apparatus Electricity 2 Active
US7337987B2 Liquid jetting device Performing Operations; Transporting 2 Expired

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