Inventor · Tokyo, JP

Kazuo Takeda

84Patents
16h-index
149Co-inventors
87Inventor score

Filing activity: Dec 30, 1980 → Aug 24, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5902489A Particle handling method by acoustic radiation force and apparatus therefore Performing Operations; Transporting 204 Expired
US6216538A Particle handling apparatus for handling particles in fluid by acoustic radiation pressure Physics 204 Expired
US5936726A Inspection method, inspection apparatus and method of production of semiconductor device using them Physics 78 Expired
US4957363A Apparatus for measuring characteristics of particles in fluid by detecting light scattered at the particles Physics 73 Expired
US5190039A Apparatus and method for monitoring body organs Physics 72 Expired
US6157444A Defect inspection apparatus for silicon wafer Physics 48 Expired
US4627540A Automatic mail processing apparatus Emerging Cross-Sectional Technologies 46 Expired
US4876458A Apparatus for measuring particles in liquid Physics 44 Expired
US6760472B1 Identification method for an article using crystal defects Electricity 42 Expired
US6384909B2 Defect inspection method and apparatus for silicon wafer Physics 25 Expired
US5490041A Semiconductor integrated circuit module and a semiconductor integrated circuit device stacking the same Electricity 21 Expired
US4725196A Single-shaft multi-stage centrifugal compressor Mechanical Engineering; Lighting; Heating 21 Expired
US6227598A Thermoplastic olefin elastomer molded article Emerging Cross-Sectional Technologies 20 Expired
US6256092A Defect inspection apparatus for silicon wafer Physics 19 Expired
US4460283A Damped bearing device Mechanical Engineering; Lighting; Heating 16 Expired
US5312226A Turbo compressor and method of controlling the same Mechanical Engineering; Lighting; Heating 16 Expired
US6806099B2 Process for producing polycrystalline silicon film by crystallizing on amorphous silicon film by light irradiation Electricity 16 Expired
US4380405A Head flange mounting device for turbo-machine Emerging Cross-Sectional Technologies 15 Expired
US6226079A Defect assessing apparatus and method, and semiconductor manufacturing method Physics 15 Expired
US4898837A Method of fabricating a semiconductor integrated circuit Electricity 15 Expired
US6191849A Wafer inspecting apparatus Physics 14 Expired
US6108079A Method for measuring crystal defect and equipment using the same Electricity 14 Expired
US8020945B2 Wheel for vehicle Performing Operations; Transporting 13 Active
US6054810A Metal halide lamp having a ceramic discharge tube Electricity 13 Expired
US6137229A Metal halide lamp with specific dimension of the discharge tube Electricity 12 Expired

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