Inventor · disambiguated record
Hajime Nakamura
Also filed as: NAKAMURA HAJIME
135 granted patents·31 pending applications·1,971 citations·filing 1975–2024
99Inventor score
Top patents by PatentIndex Score
166 records- 0198US7034793B2Liquid crystal display deviceAU OPTRONICS CORP·Filed 2002·Granted Apr 25, 2006·242 cites·18 claims
- 0297US9892831B2R-Fe—B sintered magnet and making methodSHINETSU CHEMICAL CO·Filed 2016·Granted Feb 13, 2018·11 cites·10 claims
- 0396US8060472B2Information processing system, information processing method, and computer-readable storage mediumITAI DAISUKE·Filed 2010·Granted Nov 15, 2011·79 cites·8 claims
- 0495US7559996B2Rare earth permanent magnet, making method, and permanent magnet rotary machineSHINETSU CHEMICAL CO·Filed 2006·Granted Jul 14, 2009·36 cites·17 claims
- 0595US6396469B1Method of displaying an image on liquid crystal display and a liquid crystal displayIBM·Filed 1998·Granted May 28, 2002·183 cites·16 claims
- 0694US10410775B2R—Fe—B sintered magnet and making methodSHINETSU CHEMICAL CO·Filed 2016·Granted Sep 10, 2019·7 cites·8 claims
- 0794US10366779B2Scheme of new materialsIBM·Filed 2015·Granted Jul 30, 2019·14 cites·20 claims
- 0894US8377233B2Preparation of rare earth permanent magnet materialSHINETSU CHEMICAL CO·Filed 2011·Granted Feb 19, 2013·12 cites·16 claims
- 0993US7355305B2Small-size direct-acting actuatorSHEN ETSU CHEMICAL CO LTD·Filed 2004·Granted Apr 8, 2008·66 cites·6 claims
- 1093US6884936B2Electromagnetic shield film, electromagnetic shield unit and displayHITACHI CHEMICAL CO LTD·Filed 2002·Granted Apr 26, 2005·69 cites·19 claims
- 1192US8231740B2Method for preparing rare earth permanent magnet materialNAKAMURA HAJIME·Filed 2007·Granted Jul 31, 2012·10 cites·20 claims
- 1291US6069620ADriving method of liquid crystal display deviceIBM·Filed 1996·Granted May 30, 2000·125 cites·9 claims
- 1390US5908047AThree-way valve and exhaust gas purifier using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Jun 1, 1999·61 cites·3 claims
- 1489US9168762B2Image forming system having intermediate apparatus that does not have a reverse unitKONICA MINOLTA INC·Filed 2014·Granted Oct 27, 2015·5 cites·32 claims
- 1589US5499807APaper feeding apparatus having a paper separator with a pressure sensitive and electrically-conductive materialTOSHIBA KK·Filed 1994·Granted Mar 19, 1996·36 cites·17 claims
- 1688US11993080B2Drive circuit of recording head and image recorderKONICA MINOLTA INC·Filed 2019·Granted May 28, 2024·2 cites·19 claims
- 1788US10937578B2Method for preparing R—Fe—B sintered magnetSHINETSU CHEMICAL CO·Filed 2017·Granted Mar 2, 2021·3 cites·26 claims
- 1888US8269392B2Rotor for permanent magnet rotary machineDOI YUHITO·Filed 2010·Granted Sep 18, 2012·8 cites·8 claims
- 1988US7531933B2Permanent magnet rotating machineSHINETSU CHEMICAL CO·Filed 2007·Granted May 12, 2009·16 cites·5 claims
- 2087US8212269B2Organic light emitting device, method for producing thereof and array of organic light emitting devicesKARG SIEGFRIED F·Filed 2005·Granted Jul 3, 2012·14 cites·5 claims
- 2186US12172211B2Method for producing magnetic refrigeration material, and magnetic refrigeration materialSHINETSU CHEMICAL CO·Filed 2023·Granted Dec 24, 2024·0 cites·5 claims
- 2285US8823235B2Rotor for axial gap-type permanent magnetic rotating machineWATANABE NAOKI·Filed 2010·Granted Sep 2, 2014·6 cites·12 claims
- 2384US10074477B2Rare earth sintered magnet and making methodSHINETSU CHEMICAL CO·Filed 2016·Granted Sep 11, 2018·1 cites·8 claims
- 2484US6930663B2Liquid crystal display deviceIBM·Filed 2002·Granted Aug 16, 2005·26 cites·9 claims
- 2583US8720523B2Shielding apparatus and clutch used for the sameNAKAMURA HAJIME·Filed 2010·Granted May 13, 2014·12 cites·11 claims
- 2683US8211327B2Preparation of rare earth permanent magnet materialNAKAMURA HAJIME·Filed 2005·Granted Jul 3, 2012·6 cites·12 claims
- 2783US8075707B2Method for preparing rare earth permanent magnet materialNAKAMURA HAJIME·Filed 2007·Granted Dec 13, 2011·7 cites·23 claims
- 2883US7488393B2Rare earth permanent magnetSHINETSU CHEMICAL CO·Filed 2006·Granted Feb 10, 2009·7 cites·5 claims
- 2983US7268484B2Image display deviceKYOCERA CORP·Filed 2004·Granted Sep 11, 2007·29 cites·21 claims
- 3082US8756793B2Method for assembling rotor for use in IPM rotary machineDOI YUHITO·Filed 2010·Granted Jun 24, 2014·6 cites·7 claims
- 3182US6755620B2Independent rotational speed control of multi-stage variable speed compressorKOBE STEEL LTD·Filed 2002·Granted Jun 29, 2004·32 cites·13 claims
- 3282US5222157AImage forming apparatus with filing function which can store image data and can efficiently perform document filingTOSHIBA KK·Filed 1990·Granted Jun 22, 1993·50 cites·7 claims
- 3381US10515747B2R-Fe-B sintered magnet and making methodSHINETSU CHEMICAL CO·Filed 2016·Granted Dec 24, 2019·2 cites·8 claims
- 3481US8103128B2Graphic object collision detection with axis-aligned bounding regions calculated from inclination angleAONUMA EIJI·Filed 2009·Granted Jan 24, 2012·8 cites·22 claims
- 3580US7488394B2Rare earth permanent magnetSHINETSU CHEMICAL CO·Filed 2006·Granted Feb 10, 2009·3 cites·6 claims
- 3680US6879468B2Magnetic head actuator having an improved microactuator oscillatably supported by metallic micro-beamsSHINETSU CHEMICAL CO·Filed 2003·Granted Apr 12, 2005·14 cites·7 claims
- 3780US6005646AVoltage application driving methodIBM·Filed 1997·Granted Dec 21, 1999·58 cites·13 claims
- 3879US11806782B2Method for producing magnetic refrigeration material, and magnetic refrigeration materialSHINETSU CHEMICAL CO·Filed 2023·Granted Nov 7, 2023·0 cites·4 claims
- 3979US9151109B2Operation apparatus of sunlight shielding apparatus, lifting apparatus of roll-up blind and operation pulleyKAWAI EIJI·Filed 2011·Granted Oct 6, 2015·16 cites·7 claims
- 4078US7955443B2Method for preparing rare earth permanent magnet materialSHINETSU CHEMICAL CO·Filed 2007·Granted Jun 7, 2011·8 cites·24 claims
- 4178US7922832B2Method for preparing permanent magnet materialSHINETSU CHEMICAL CO·Filed 2007·Granted Apr 12, 2011·8 cites·8 claims
- 4278US6992981B2Communication system and method capable of avoiding congestion in moving image data transmissionKDDI R & D LAB INC·Filed 2002·Granted Jan 31, 2006·32 cites·20 claims
- 4378US5458324APressure-sensitive and electrically-conductive rollerTOSHIBA KK·Filed 1994·Granted Oct 17, 1995·23 cites·31 claims
- 4478US5339134AAutomatic document feeder for image forming apparatusTOSHIBA KK·Filed 1993·Granted Aug 16, 1994·26 cites·9 claims
- 4577US7589430B2Power generating deviceKOBE STEEL LTD·Filed 2008·Granted Sep 15, 2009·4 cites·9 claims
- 4677US7488395B2Functionally graded rare earth permanent magnetSHINETSU CHEMICAL CO·Filed 2006·Granted Feb 10, 2009·8 cites·8 claims
- 4777US2024251721A1Additive for mushroom growth mediumSETOLAS HOLDINGS INC·Filed 2024·Application pending·0 cites
- 4876US9734947B2Rare earth sintered magnet and making methodSHINETSU CHEMICAL CO·Filed 2013·Granted Aug 15, 2017·1 cites·18 claims
- 4975US11053942B2Screw compressorKOBE STEEL LTD·Filed 2017·Granted Jul 6, 2021·1 cites·13 claims
- 5075US9742248B2Method for assembling rotor for use in IPM rotary machineSHINETSU CHEMICAL CO·Filed 2014·Granted Aug 22, 2017·2 cites·14 claims
Showing the top 50 of 166 patent records by PatentIndex Score.
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