Inventor · Tokyo, JP

Kengo Takeda

88Patents
4h-index
64Co-inventors
65Inventor score

Filing activity: Dec 6, 2004 → Jun 6, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7377402B2 Article transfer device Physics 10 Expired
US7287669B2 Article transfer device Performing Operations; Transporting 8 Expired
US7366922B2 Power control for gaming machine Physics 5 Expired
US11274356B2 Steel sheet, hot-dip galvanized steel sheet and galvannealed steel sheet Chemistry; Metallurgy 4 Active
US10134231B2 Fraud analysis system for a wagering-type gaming machine Physics 4 Active
US8328313B2 Inkjet recording apparatus Performing Operations; Transporting 2 Active
US8001369B2 Information processing unit for automatically copying system information Physics 2 Active
US10134230B2 Game information integration system Physics 2 Active
US9228244B2 High strength, hot dipped galvanized steel sheet excellent in shapeability and method of production of same Chemistry; Metallurgy 1 Active
US9840750B2 Medium carbon steel sheet for cold working and method for manufacturing the same Emerging Cross-Sectional Technologies 1 Active
US8506044B2 Image recording apparatus Performing Operations; Transporting 1 Active
US10344360B2 Steel sheet for hot stamping use, method of production of same, and method of production of high strength part Chemistry; Metallurgy 1 Active
US8628170B2 Recording apparatus Performing Operations; Transporting 1 Active
US11571903B2 Liquid discharge apparatus, head unit and mist collector Performing Operations; Transporting 1 Active
US10876181B2 Cold-rolled steel sheet and method of manufacturing same Chemistry; Metallurgy 1 Active
US10858719B2 Steel sheet Emerging Cross-Sectional Technologies 1 Active
US10002484B2 Paper sheet processing apparatus and paper sheet processing system Performing Operations; Transporting 1 Active
US10509351B2 Fixing device fixing developing agent image to sheet by electrostatically spraying charged fixing solution Physics 1 Active
US7612517B2 Stepping motor controller and gaming machine Electricity 1 Active
US10002485B2 Paper sheet processing apparatus and paper sheet processing system Performing Operations; Transporting 1 Active
US9224264B2 Multiple currency bill acceptor Physics 1 Active
US11555234B2 Steel sheet Chemistry; Metallurgy 0 Active
US12109800B2 Printer, control method, and non-transitory computer readable medium Performing Operations; Transporting 0 Active
US11635719B2 Fixing device Physics 0 Active
US11153689B2 Loudspeaker and method of manufacturing loudspeaker Electricity 0 Active

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