Inventor · Toyota, JP

Masayuki Suzuki

387Patents
30h-index
448Co-inventors
93Inventor score

Filing activity: Nov 5, 1976 → Apr 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8692252B2 Thin-film transistor, method of producing the same, and devices provided with the same Electricity 194 Active
US5336638A Process for manufacturing semiconductor devices Emerging Cross-Sectional Technologies 115 Expired
US5153898A X-ray reduction projection exposure system of reflection type Physics 112 Expired
US5767962A Inspection system and device manufacturing method using the same Physics 98 Expired
US8343800B2 Thin film transistor and method of producing thin film transistor Electricity 69 Active
US6016223A Double bessel beam producing method and apparatus Emerging Cross-Sectional Technologies 62 Expired
US5004328A Spherical lens and imaging device using the same Electricity 53 Expired
US5052033A Reflection type mask Physics 53 Expired
US6151240A Ferroelectric nonvolatile memory and oxide multi-layered structure Electricity 49 Expired
US4872743A Varifocal optical element Electricity 45 Expired
US4523556A Four-stroke internal combustion engine for outboard motors Mechanical Engineering; Lighting; Heating 45 Expired
US6400489B1 Solid-state displacement element, optical element, and interference filter Physics 43 Expired
US4688206A Device for opening and closing a shutter member of a disk cartridge Physics 42 Expired
US6215144A Semiconductor integrated circuit device, and method of manufacturing the same Electricity 41 Expired
US5904556A Method for making semiconductor integrated circuit device having interconnection structure using tungsten film Electricity 40 Expired
US6610548B1 CRYSTAL GROWTH METHOD OF OXIDE, CERIUM OXIDE, PROMETHIUM OXIDE, MULTI-LAYERED STRUCTURE OF OXIDES, MANUFACTURING METHOD OF FIELD EFFECT TRANSISTOR, MANUFACTURING METHOD OF FERROELECTRIC NON-VOLATILE MEMORY AND FERROELECTRIC NON-VOLATILE MEMORY Electricity 40 Expired
US5342528A Water-purifying material, a process for manufacturing the same and a process for purifying water Chemistry; Metallurgy 40 Expired
US6278138A Silicon-based functional matrix substrate and optical integrated oxide device Electricity 39 Expired
US7315098B2 Linear oscillator and electrically driven toothbrush Electricity 38 Expired
US5177589A Refractory metal thin film having a particular step coverage factor and ratio of surface roughness Electricity 38 Expired
US5220543A Compact optical disc recording/reproducing system Physics 38 Expired
US6577039B2 Driving system and actuator Mechanical Engineering; Lighting; Heating 36 Expired
USD603334S1 Battery charger for radio control toys General 34 Expired
US8421574B2 Contactless power transmission apparatus and a method of manufacturing a secondary side thereof Emerging Cross-Sectional Technologies 33 Active
US6596561B2 Method of manufacturing a semiconductor device using reinforcing patterns for ensuring mechanical strength during manufacture Electricity 33 Expired

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