Inventor · disambiguated record
Hiroaki Nakai
Also filed as: NAKAI HIROAKI
71 granted patents·9 pending applications·1,164 citations·filing 1991–2024
99Inventor score
Files withTOSHIBA MEDICAL SYS CORP21TOSHIBA KK16PANASONIC IP MAN CO LTD13CANON MEDICAL SYSTEMS CORP12MITSUBISHI ELECTRIC CORP6
Top patents by PatentIndex Score
80 records- 0196US7209031B2Obstacle detecting apparatus and methodTOSHIBA KK·Filed 2006·Granted Apr 24, 2007·46 cites·4 claims
- 0296US6906620B2Obstacle detection device and method thereforTOSHIBA KK·Filed 2003·Granted Jun 14, 2005·154 cites·17 claims
- 0396US5243418ADisplay monitoring system for detecting and tracking an intruder in a monitor areaTOSHIBA KK·Filed 1991·Granted Sep 7, 1993·247 cites·13 claims
- 0495US11207037B2Radiation detector and X-ray CT apparatusCANON MEDICAL SYSTEMS CORP·Filed 2020·Granted Dec 28, 2021·4 cites·9 claims
- 0594US11543543B2Radiation detector and radiation diagnosis apparatusCANON MEDICAL SYSTEMS CORP·Filed 2021·Granted Jan 3, 2023·3 cites·8 claims
- 0694US9841389B2Photon-counting type X-ray computed tomography apparatus and methodTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Dec 12, 2017·10 cites·12 claims
- 0794US6067164AMethod and apparatus for automatic adjustment of electron optics system and astigmatism correction in electron optics deviceTOSHIBA KK·Filed 1997·Granted May 23, 2000·92 cites·39 claims
- 0893US9924916B2X-ray CT apparatus and controlling methodTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Mar 27, 2018·19 cites·18 claims
- 0993US9595101B2X-ray CT apparatus, image processing apparatus, and image processing methodTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Mar 14, 2017·32 cites·11 claims
- 1092US9913622B2X-ray CT apparatus and image processing deviceTOSHIBA MEDICAL SYS CORP·Filed 2016·Granted Mar 13, 2018·10 cites·18 claims
- 1191US10206638B2X-ray CT and medical diagnostic apparatus with photon counting detectorTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Feb 19, 2019·9 cites·10 claims
- 1290US7903880B2Image processing apparatus and method for detecting a feature point in an imageTOSHIBA KK·Filed 2007·Granted Mar 8, 2011·41 cites·16 claims
- 1390US7132933B2Obstacle detection device and method thereforTOSHIBA KK·Filed 2005·Granted Nov 7, 2006·20 cites·6 claims
- 1489US11559269B2X-ray imaging apparatus, medical information processing apparatus, X-ray detector, and correction method of X-ray detectorCANON MEDICAL SYSTEMS CORP·Filed 2020·Granted Jan 24, 2023·2 cites·20 claims
- 1589US9872661B2X-ray CT apparatus, and image processing apparatusTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Jan 23, 2018·7 cites·19 claims
- 1688US6549480B2Semiconductor integrated circuit allowing internal voltage to be measured and controlled externallyMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Apr 15, 2003·63 cites·26 claims
- 1787US10451568B2Photon counting X-ray CT apparatusCANON MEDICAL SYSTEMS CORP·Filed 2015·Granted Oct 22, 2019·6 cites·13 claims
- 1887US10159450B2X-ray CT apparatus including a photon-counting detector, and an image processing apparatus and an image processing method for correcting detection signals detected by the photon-counting detectorTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Dec 25, 2018·8 cites·14 claims
- 1987US10074197B2X-ray computed tomography apparatus, image processing apparatus, and image processing methodTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Sep 11, 2018·6 cites·16 claims
- 2087US7321839B2Method and apparatus for calibration of camera system, and method of manufacturing camera systemTOSHIBA KK·Filed 2006·Granted Jan 22, 2008·9 cites·21 claims
- 2185US10667774B2X-ray CT apparatusCANON MEDICAL SYSTEMS CORP·Filed 2018·Granted Jun 2, 2020·6 cites·20 claims
- 2285US10182775B2X-ray computed tomography apparatus including a first X-ray detector and a second X-ray detector for counting X-ray photonsTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Jan 22, 2019·8 cites·10 claims
- 2384US12004887B2Radiation diagnosis device with a first detector detecting Cherenkov light and a second detector detecting energy information of radiationCANON MEDICAL SYSTEMS CORP·Filed 2021·Granted Jun 11, 2024·1 cites·14 claims
- 2484US10197511B2X-ray CT apparatus and X-ray detector with variable layerTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Feb 5, 2019·4 cites·21 claims
- 2583US10077922B2Compressor and refrigeration cycle device using samePANASONIC IP MAN CO LTD·Filed 2015·Granted Sep 18, 2018·2 cites·20 claims
- 2683US7826298B2Semiconductor memory device with low standby currentRENESAS ELECTRONICS CORP·Filed 2008·Granted Nov 2, 2010·15 cites·11 claims
- 2783US6069518ASemiconductor device allowing generation of desired internal voltage at high accuracyMITSUBISHI ELECTRIC CORP·Filed 1994·Granted May 30, 2000·62 cites·17 claims
- 2882US10743834B2X-ray image diagnostic apparatus and methodTOSHIBA MEDICAL SYS CORP·Filed 2017·Granted Aug 18, 2020·4 cites·23 claims
- 2982US9808210B2Photon counting type X-ray computed tomography apparatus and data transfer method for the sameTOSHIBA MEDICAL SYS CORP·Filed 2014·Granted Nov 7, 2017·17 cites·8 claims
- 3082US9775225B2X-ray computed tomography apparatus and photon counting CT apparatusTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Sep 26, 2017·5 cites·6 claims
- 3181US5521864ANon-volatile semiconductor memory device allowing fast verifying operationMITSUBISHI ELECTRIC CORP·Filed 1995·Granted May 28, 1996·50 cites·20 claims
- 3280US10233930B2Rotary compressor having two cylindersPANASONIC IP MAN CO LTD·Filed 2018·Granted Mar 19, 2019·1 cites·1 claims
- 3380US10149655B2Photon counting imaging apparatus and X-ray detection apparatusTOSHIBA MEDICAL SYS CORP·Filed 2016·Granted Dec 11, 2018·4 cites·7 claims
- 3480US8953862B2Radiation detection data processing apparatus and method related to compression of radiation detection dataDATE NAOTO·Filed 2012·Granted Feb 10, 2015·6 cites·8 claims
- 3580US7091837B2Obstacle detecting apparatus and methodTOSHIBA KK·Filed 2003·Granted Aug 15, 2006·38 cites·7 claims
- 3677US10338012B2Photon counting detector and X-ray computed tomography (CT) apparatusTOSHIBA MEDICAL SYS CORP·Filed 2017·Granted Jul 2, 2019·1 cites·21 claims
- 3777US6771117B2Semiconductor device less susceptible to variation in threshold voltageRENESAS TECH CORP·Filed 2002·Granted Aug 3, 2004·20 cites·14 claims
- 3876US11076823B2X-ray CT apparatus including a photon-counting detector and circuitry configured to set a control parameter corresponding to a position of each detecting element in the photon-counting detectorCANON MEDICAL SYSTEMS CORP·Filed 2018·Granted Aug 3, 2021·2 cites·27 claims
- 3976US10497152B2X-ray CT apparatus and reconstruction processing apparatusCANON MEDICAL SYSTEMS CORP·Filed 2018·Granted Dec 3, 2019·2 cites·20 claims
- 4076US10043293B2Image processing device, radiation detecting device, and image processing methodTOSHIBA MEDICAL SYS CORP·Filed 2015·Granted Aug 7, 2018·2 cites·9 claims
- 4175US7653662B2Method and system for data processing with data distribution managingHITACHI LTD·Filed 2006·Granted Jan 26, 2010·4 cites·21 claims
- 4275US6335882B1Nonvolatile semiconductor memory device capable of erasing blocks despite variation in erasing characteristic of sectorsMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jan 1, 2002·24 cites·13 claims
- 4373US7313265B2Stereo calibration apparatus and stereo image monitoring apparatus using the sameTOSHIBA KK·Filed 2004·Granted Dec 25, 2007·23 cites·15 claims
- 4472US10215451B2Compressor and refrigeration cycle device using samePANASONIC IP MAN CO LTD·Filed 2015·Granted Feb 26, 2019·1 cites·20 claims
- 4570US10590934B2Refrigeration cycle device with motor speed estimatorPANASONIC IP MAN CO LTD·Filed 2016·Granted Mar 17, 2020·1 cites·12 claims
- 4669US6529418B2Non-volatile semiconductor memory device conducting data write and erase operations based on a prescribed unit regionMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Mar 4, 2003·19 cites·18 claims
- 4768US9149240B2X-ray CT apparatus and data transmission method of X-ray CT apparatusTOSHIBA KK·Filed 2013·Granted Oct 6, 2015·2 cites·13 claims
- 4867US10219775B2Photon-counting X-ray CT apparatus and image processing apparatusTOSHIBA MEDICAL SYS CORP·Filed 2016·Granted Mar 5, 2019·1 cites·10 claims
- 4967US9568004B2Rotary compressorPANASONIC IP MAN CO LTD·Filed 2012·Granted Feb 14, 2017·1 cites·14 claims
- 5066US9482231B2Rotary compressor having an oil groove in an inner peripheral surface of a bearingPANASONIC IP MAN CO LTD·Filed 2013·Granted Nov 1, 2016·1 cites·3 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →