Inventor · disambiguated record
Takashi Kanai
Also filed as: KANAI TAKASHI
50 granted patents·10 pending applications·1,654 citations·filing 1984–2024
98Inventor score
Files withHITACHI CONSTRUCTION MACHINERY17NIDEC COPAL ELECTRONICS CORP12SONY CORP8JANOME SEWING MACHINE CO LTD7ANRITSU INFIVIS CO LTD2
Top patents by PatentIndex Score
60 records- 0198US9689466B2Gear motor including reduction mechanismNIDEC COPAL ELECTRONICS CORP·Filed 2016·Granted Jun 27, 2017·1k cites·8 claims
- 0290US5048294ASafety device for hydraulic closed circuitHITACHI CONSTRUCTION MACHINERY·Filed 1990·Granted Sep 17, 1991·47 cites·8 claims
- 0389US6408622B1Hydraulic drive deviceHITACHI CONSTRUCTION MACHINERY·Filed 1998·Granted Jun 25, 2002·45 cites·6 claims
- 0488US5203168AHydraulic driving circuit with motor displacement limitation controlHITACHI CONSTRUCTION MACHINERY·Filed 1991·Granted Apr 20, 1993·81 cites·15 claims
- 0588US4919390ASolenoid operated valve apparatusHITACHI CONSTRUCTION MACHINERY·Filed 1988·Granted Apr 24, 1990·42 cites·4 claims
- 0687US10718725B2X-ray inspection apparatus and correction method for X-ray inspection apparatusANRITSU INFIVIS CO LTD·Filed 2018·Granted Jul 21, 2020·4 cites·12 claims
- 0786US8798274B2Acoustic apparatus, acoustic adjustment method and programSAKAI KAZUKI·Filed 2012·Granted Aug 5, 2014·12 cites·16 claims
- 0879US6526747B2Hydraulic driving deviceHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Mar 4, 2003·20 cites·11 claims
- 0977US10233935B2Motor, and motor control systemNIDEC COPAL ELECTRONICS CORP·Filed 2016·Granted Mar 19, 2019·2 cites·20 claims
- 1075US10598215B2Electric motor having seizure-resistant dynamic pressure gas bearingNIDEC COPAL ELECTRONICS CORP·Filed 2015·Granted Mar 24, 2020·2 cites·9 claims
- 1174US9039073B2Method of manufacturing vehicle body side structure and vehicle body side structureYAJIMA MASAKI·Filed 2014·Granted May 26, 2015·7 cites·4 claims
- 1273US7628582B2Air blowerNIDEC COPAL ELECTRONICS CORP·Filed 2005·Granted Dec 8, 2009·7 cites·4 claims
- 1372US5003559ADigital transmission systemSONY CORP·Filed 1987·Granted Mar 26, 1991·20 cites·5 claims
- 1470US11105693B2Torque sensorNIDEC COPAL ELECTRONICS CORP·Filed 2019·Granted Aug 31, 2021·1 cites·6 claims
- 1570US6651428B2Hydraulic drive deviceHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Nov 25, 2003·13 cites·6 claims
- 1669US4568124AVehicle seatTACHIKAWA SPRING CO·Filed 1984·Granted Feb 4, 1986·24 cites·6 claims
- 1769US2025116616A1Article inspection apparatusANRITSU CORP·Filed 2024·Application pending·0 cites
- 1867US6584770B2Hydraulic drive systemHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Jul 1, 2003·17 cites·6 claims
- 1966US6192681B1Hydraulic drive apparatusHITACHI CONSTRUCTION MACHINERY·Filed 1997·Granted Feb 27, 2001·18 cites·6 claims
- 2065US10292251B2X-ray inspection deviceANRITSU INFIVIS CO LTD·Filed 2016·Granted May 14, 2019·1 cites·7 claims
- 2164US4813447AFlow control valve apparatusHITACHI CONSTRUCTION MACHINERY·Filed 1988·Granted Mar 21, 1989·23 cites·15 claims
- 2263US6754352B2Sound field production apparatusSONY CORP·Filed 2000·Granted Jun 22, 2004·8 cites·4 claims
- 2363US6266304B1Disc eccentricity measuring apparatus and method thereof and apparatus for recording and/or reproducing disc-shaped recording mediumSONY CORP·Filed 1994·Granted Jul 24, 2001·12 cites·11 claims
- 2461US6105367AHydraulic drive systemHITACHI CONSTRUCTION MACHINERY·Filed 1997·Granted Aug 22, 2000·20 cites·7 claims
- 2561US5021788ADigital analog converterSONY CORP·Filed 1990·Granted Jun 4, 1991·25 cites·5 claims
- 2659US11333564B2Strain sensor fixing device for a torque sensor to prevent sensor performance decreaseNIDEC COPAL ELECTRONICS CORP·Filed 2020·Granted May 17, 2022·0 cites·6 claims
- 2759US6451866B1Spongy rubber bodySHINETSU POLYMER CO·Filed 2000·Granted Sep 17, 2002·6 cites·7 claims
- 2859US5535587AHydraulic drive systemHITACHI CONSTRUCTION MACHINERY·Filed 1993·Granted Jul 16, 1996·23 cites·5 claims
- 2958US10954961B2Blower device and blower system equipped with blower deviceNIDEC COPAL ELECTRONICS CORP·Filed 2019·Granted Mar 23, 2021·0 cites·9 claims
- 3058USD787174SStorage boxJANOME SEWING MACHINE CO LTD·Filed 2013·Granted May 23, 2017·12 cites·1 claims
- 3158US5251444AHydraulic drive system and valve apparatusHITACHI CONSTRUCTION MACHINERY·Filed 1991·Granted Oct 12, 1993·15 cites·10 claims
- 3256US7453222B2Sun roof drive deviceSHINANO KENSHI CO·Filed 2005·Granted Nov 18, 2008·4 cites·8 claims
- 3355USD720372SSewing machineJANOME SEWING MACHINE CO LTD·Filed 2013·Granted Dec 30, 2014·8 cites·1 claims
- 3455US6772590B2Hydraulic driving deviceHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Aug 10, 2004·6 cites·6 claims
- 3551US11293819B2Force sensor having a strain bodyNIDEC COPAL ELECTRONICS CORP·Filed 2019·Granted Apr 5, 2022·0 cites·10 claims
- 3651USD804540SSewing machineJANOME SEWING MACHINE CO LTD·Filed 2016·Granted Dec 5, 2017·5 cites·1 claims
- 3751USD628606SSewing machineJANOME SEWING MACHINE CO LTD·Filed 2010·Granted Dec 7, 2010·7 cites·1 claims
- 3851US5072321AApparatus for providing uniform attractive force to a magnetic disk hub in a magnetic disk driveSANKYO SEIKI SEISAKUSHO KK·Filed 1989·Granted Dec 10, 1991·9 cites·13 claims
- 3951US4846046AHydraulic drive circuit systemHITACHI CONSTRUCTION MACHINERY·Filed 1988·Granted Jul 11, 1989·15 cites·7 claims
- 4049US6397591B1Hydraulic driving unitHITACHI CONSTRUCTION MACHINERY·Filed 1999·Granted Jun 4, 2002·10 cites·8 claims
- 4146US6222930B1Method of reproducing soundSONY CORP·Filed 1998·Granted Apr 24, 2001·21 cites·12 claims
- 4246US2016069449A1Thin-type gear motor and muscle force assisting device using thin-type gear motorNIDEC COPAL ELECTRONICS CORP·Filed 2014·Application pending·0 cites
- 4346US2019226495A1Blower deviceNIDEC COPAL ELECTRONICS CORP·Filed 2019·Application pending·0 cites
- 4445US10798304B2Optical unit with shake correction function including center-of-gravity position adjusting member and method for fixing center-of-gravity position adjusting memberNIDEC SANKYO CORP·Filed 2019·Granted Oct 6, 2020·0 cites·11 claims
- 4545US2007154333A1Blower motorNIDEC COPAL ELECTRONICS CORP·Filed 2005·Application pending·0 cites
- 4642US2001048646A1Disc eccentricity measuring apparatus and method thereof and apparatus for recording and/or reproducing disc-shaped recording mediumSONY CORP·Filed 2001·Application pending·0 cites
- 4741US5003776AHydraulic drive systemHITACHI CONSTRUCTION MACHINERY·Filed 1989·Granted Apr 2, 1991·11 cites·14 claims
- 4840US5161075AHub table for a magnetic disk drive deviceSANKYO SEIKI SEISAKUSHO KK·Filed 1991·Granted Nov 3, 1992·5 cites·14 claims
- 4940US2021075312A1Power source input circuit and inverter-integrated electric compressor for vehicle comprising said circuitSANDEN AUTOMOTIVE COMPONENTS CORP·Filed 2019·Application pending·0 cites
- 5040US2015320954A1Cpap deviceNIDEC COPAL ELECTRONICS CORP·Filed 2013·Application pending·0 cites
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →