Inventor · disambiguated record
Yuji Shimada
Also filed as: SHIMADA YUJI
38 granted patents·11 pending applications·404 citations·filing 1989–2025
97Inventor score
Top patents by PatentIndex Score
49 records- 0197US4953253ACanister vacuum cleaner with automatic operation controlTOSHIBA KK·Filed 1989·Granted Sep 4, 1990·160 cites·4 claims
- 0288US7756422B2Method for measuring optical characteristics and system thereofFUJITSU LTD·Filed 2006·Granted Jul 13, 2010·15 cites·12 claims
- 0385US7743739B2Engine-driven generatorHONDA MOTOR CO LTD·Filed 2004·Granted Jun 29, 2010·38 cites·19 claims
- 0482US11092633B2Capacitance detection circuit, semiconductor device, input device and electronic apparatus including the same, and method of detecting capacitanceROHM CO LTD·Filed 2019·Granted Aug 17, 2021·3 cites·17 claims
- 0581US8225690B2Power transmission deviceSHIMADA YUJI·Filed 2008·Granted Jul 24, 2012·16 cites·6 claims
- 0680US6992647B2Organic EL drive circuit and organic EL display device using the sameROHM CO LTD·Filed 2003·Granted Jan 31, 2006·22 cites·12 claims
- 0779US5555621AMethod of producing a catalytic converterCALSONIC CORP·Filed 1994·Granted Sep 17, 1996·43 cites·9 claims
- 0878US6987903B2Optical transmission network, optical transmission apparatus, dispersion compensator arrangement calculation apparatus and dispersion compensator arrangement calculation methodFUJITSU LTD·Filed 2005·Granted Jan 17, 2006·7 cites·26 claims
- 0977US7396013B2Lottery deviceSEGA CORP·Filed 2005·Granted Jul 8, 2008·5 cites·9 claims
- 1076US11199932B2Touch detection circuit with detection of waterROHM CO LTD·Filed 2020·Granted Dec 14, 2021·1 cites·14 claims
- 1176US7286758B2Method for switching transmission route, and optical transmission deviceFUJITSU LTD·Filed 2006·Granted Oct 23, 2007·6 cites·8 claims
- 1275US9697998B2Mass spectrometerCANON ANELVA CORP·Filed 2015·Granted Jul 4, 2017·2 cites·10 claims
- 1375US7580631B2Optical transmission device for controlling optical level of transmission signal in optical transmission systemFUJITSU LTD·Filed 2006·Granted Aug 25, 2009·6 cites·8 claims
- 1473US9261545B2Capacitance voltage conversion circuit, input apparatus using the same, electronic instrument, and capacitance voltage conversion methodIWAMOTO YUKIHIRO·Filed 2012·Granted Feb 16, 2016·5 cites·32 claims
- 1572US11567603B2Capacitance detection circuit and input deviceROHM CO LTD·Filed 2021·Granted Jan 31, 2023·1 cites·14 claims
- 1672US11054949B2Touch detection circuit, input device and electronic apparatusROHM CO LTD·Filed 2019·Granted Jul 6, 2021·1 cites·12 claims
- 1772US7551828B2Optical transmission device for controlling optical level of transmission signal in optical transmission systemFUJITSU LTD·Filed 2006·Granted Jun 23, 2009·5 cites·10 claims
- 1871US10635237B2Control circuit and control method for touch panel, and touch-type input device and electronic device using the sameROHM CO LTD·Filed 2018·Granted Apr 28, 2020·1 cites·11 claims
- 1971US8097997B2Driving device with rotating electric machineMIZUNO YOTA·Filed 2005·Granted Jan 17, 2012·12 cites·12 claims
- 2067US2025356724A1Game table and chip information management method for game tableSEGA SAMMY CREATION INC·Filed 2025·Application pending·0 cites
- 2165US7756416B2Optical communication node and optical network systemFUJITSU LTD·Filed 2003·Granted Jul 13, 2010·6 cites·6 claims
- 2263US8699506B2Optical transmission apparatus and optical transmission methodTANIGUCHI MIWA·Filed 2012·Granted Apr 15, 2014·2 cites·9 claims
- 2361US7673589B2Engine-driven work machineHONDA MOTOR CO LTD·Filed 2004·Granted Mar 9, 2010·17 cites·6 claims
- 2459US2024190020A1Assembly method for electronic apparatus and assembly method for projection display apparatusSEIKO EPSON CORP·Filed 2023·Application pending·0 cites
- 2558US2024405772A1Pulse transmission circuit, signal transmission device, electronic device, and vehicleROHM CO LTD·Filed 2024·Application pending·0 cites
- 2656US7471050B2Organic EL drive circuit and organic EL display deviceROHM CO LTD·Filed 2004·Granted Dec 30, 2008·4 cites·7 claims
- 2754US12394276B2Game table and chip information management method for game tableSEGA SAMMY CREATION INC·Filed 2020·Granted Aug 19, 2025·0 cites·6 claims
- 2854US8833329B2Fastening structure of power unitKASUGA TOMOYUKI·Filed 2010·Granted Sep 16, 2014·2 cites·10 claims
- 2954US7394951B2Optical signal level control apparatusFUJITSU LTD·Filed 2003·Granted Jul 1, 2008·2 cites·47 claims
- 3049US7629908B2D/A conversion circuit, organic EL drive circuit and organic EL display deviceROHM CO LTD·Filed 2006·Granted Dec 8, 2009·0 cites·18 claims
- 3148US9652104B2Capacitance voltage conversion circuit, input apparatus using the same, electronic instrument, and capacitance voltage conversion methodROHM CO LTD·Filed 2016·Granted May 16, 2017·0 cites·10 claims
- 3247US2022180691A1Game table and payout sum correctness notification method for game tableSEGA SAMMY CREATION INC·Filed 2019·Application pending·0 cites
- 3346US12169998B2Gaming tableSEGA SAMMY CREATION INC·Filed 2020·Granted Dec 17, 2024·0 cites·7 claims
- 3444US11126154B2Control device, robot and control methodSEIKO EPSON CORP·Filed 2018·Granted Sep 21, 2021·0 cites·20 claims
- 3543US2008191568A1Structure of motor generatorTOYOTA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 3643US2004161241A1Apparatus for compensating for dispersion and wavelength division multiplexing communications system using the apparatusFiled 2004·Application pending·0 cites
- 3742US11644920B2Capacitance detection circuit and input deviceROHM CO LTD·Filed 2021·Granted May 9, 2023·0 cites·8 claims
- 3842US11518037B2Robot system and control methodSEIKO EPSON CORP·Filed 2020·Granted Dec 6, 2022·0 cites·6 claims
- 3942US5038129AElectromagnetic having magnetic shieldMITSUBISHI ELECTRIC CORP·Filed 1990·Granted Aug 6, 1991·10 cites·7 claims
- 4042US2017300148A1Capacitance measurement circuitROHM CO LTD·Filed 2017·Application pending·0 cites
- 4141US2009129770A1Light transmission device and method of setting light input break detection threshold valueFUJITSU LTD·Filed 2008·Application pending·0 cites
- 4240US11654567B2Robot system and control methodSEIKO EPSON CORP·Filed 2020·Granted May 23, 2023·0 cites·6 claims
- 4339US5410877AManifold converterCALSONIC CORP·Filed 1993·Granted May 2, 1995·12 cites·22 claims
- 4439US2018200892A1RobotSEIKO EPSON CORP·Filed 2018·Application pending·0 cites
- 4538US8160111B2Optical transmission device, optical transmission system, and bandwidth control methodNONAKA AYUMU·Filed 2008·Granted Apr 17, 2012·0 cites·9 claims
- 4638US2013039644A1Optical network apparatusFUJITSU LTD·Filed 2012·Application pending·0 cites
- 4737US2013332629A1Configuration controller and configuration control methodFUJITSU LTD·Filed 2013·Application pending·0 cites
- 4835US9866345B2Device, system and method for transmitting wavelength division multiplexed optical signalFUJITSU LTD·Filed 2016·Granted Jan 9, 2018·0 cites·9 claims
- 4932US8848738B2Optical transmission device and optical transmission methodNONAKA AYUMU·Filed 2010·Granted Sep 30, 2014·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →