Inventor · disambiguated record
Hiroaki Nakajima
Also filed as: NAKAJIMA HIROAKI
43 granted patents·13 pending applications·1,057 citations·filing 1984–2023
97Inventor score
Files withJFE STEEL CORP13NAKAJIMA HIROAKI12MEDIKIT CO LTD6YOKOGAWA ELECTRIC CORP6MITSUBISHI MATERIALS CORP2
Top patents by PatentIndex Score
56 records- 0196US11946123B2Method of producing a non-oriented electrical steel sheetJFE STEEL CORP·Filed 2023·Granted Apr 2, 2024·1 cites·4 claims
- 0296US9844648B2Medical safety needle preventive of needlepoint re-exposureMEDIKIT CO LTD·Filed 2015·Granted Dec 19, 2017·10 cites·8 claims
- 0396US5339068AConductive chip-type ceramic element and method of manufacture thereofMITSUBISHI MATERIALS CORP·Filed 1993·Granted Aug 16, 1994·128 cites·38 claims
- 0495US7008404B2Indwelling catheterMEDIKIT CO LTD·Filed 2002·Granted Mar 7, 2006·371 cites·17 claims
- 0593US11142813B2Non-oriented electrical steel sheet and manufacturing method thereforJFE STEEL CORP·Filed 2017·Granted Oct 12, 2021·2 cites·20 claims
- 0693US5534843AThermistorMITSUBISHI MATERIALS CORP·Filed 1994·Granted Jul 9, 1996·79 cites·20 claims
- 0791US10316382B2Method for producing non-oriented electrical steel sheetsJFE STEEL CORP·Filed 2015·Granted Jun 11, 2019·3 cites·8 claims
- 0888US8226612B2Indwelling needle assemblyNAKAJIMA HIROAKI·Filed 2007·Granted Jul 24, 2012·56 cites·21 claims
- 0988US7396346B2Indwelling catheter setMEDIKIT CO LTD·Filed 2003·Granted Jul 8, 2008·151 cites·4 claims
- 1083US10941458B2Non-oriented electrical steel sheet, production method therefor, and motor coreJFE STEEL CORP·Filed 2016·Granted Mar 9, 2021·2 cites·14 claims
- 1182US11649532B2Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2019·Granted May 16, 2023·0 cites·7 claims
- 1282US8075529B2Indwelling needle assemblyNAKAJIMA HIROAKI·Filed 2007·Granted Dec 13, 2011·51 cites·18 claims
- 1380US6449122B1Thin-film magnetic head including soft magnetic film exhibiting high saturation magnetic flux density and low coercive forceALPS ELECTRIC CO LTD·Filed 2000·Granted Sep 10, 2002·14 cites·10 claims
- 1478US9869987B2Field bus system with industrial measurement device having automonous control operationYOKOGAWA ELECTRIC CORP·Filed 2015·Granted Jan 16, 2018·2 cites·16 claims
- 1578US7727198B2Indwelling needle assemblyMEDIKIT CO LTD·Filed 2006·Granted Jun 1, 2010·20 cites·6 claims
- 1677US11299070B2Electric seat slide deviceTF METAL CO LTD·Filed 2020·Granted Apr 12, 2022·2 cites·7 claims
- 1774US8281177B2Distributed control systemYAJIMA HIDEHARU·Filed 2010·Granted Oct 2, 2012·5 cites·4 claims
- 1872US8452238B2Radio transmission device, method for determining modulation system, and recording medium thereforNAKAJIMA HIROAKI·Filed 2009·Granted May 28, 2013·4 cites·18 claims
- 1971US7682341B2Indwelling needleMEDIKIT CO LTD·Filed 2005·Granted Mar 23, 2010·10 cites·10 claims
- 2069US8124344B2Method of determining an amount of fatty acid contents in bovine intramuscular fat on the basis of genotype of fatty acid synthase gene and method of determining goodness of eating quality of beef on the basis of the results thereofABE TSUYOSHI·Filed 2007·Granted Feb 28, 2012·2 cites·7 claims
- 2167US8958377B2Transmission device, transmission method and transmission systemNAKAJIMA HIROAKI·Filed 2011·Granted Feb 17, 2015·2 cites·15 claims
- 2267US4586979AMethod for manufacture of III-V group compound semiconductor single crystalAGENCY IND SCIENCE TECHN·Filed 1984·Granted May 6, 1986·16 cites·6 claims
- 2362US10760143B2High-silicon steel sheet and method of manufacturing the sameJFE STEEL CORP·Filed 2016·Granted Sep 1, 2020·0 cites·20 claims
- 2459US4807622ATube cutting and separating implement for conduit of blood or the likeKATO HATSUJO KAISHA LTD·Filed 1986·Granted Feb 28, 1989·94 cites·12 claims
- 2557US8060769B2Duplexed field controllerYAJIMA HIDEHARU·Filed 2010·Granted Nov 15, 2011·1 cites·4 claims
- 2657US2025103037A1Certification system, certification method, and computer-readable recording mediumYOKOGAWA ELECTRIC CORP·Filed 2023·Application pending·0 cites
- 2756US9019831B2Network repeater, QoS control method and storage medium storing QoS control programNAKAJIMA HIROAKI·Filed 2011·Granted Apr 28, 2015·1 cites·17 claims
- 2856US8761004B2Network systemYAMASHITA ATSUYA·Filed 2010·Granted Jun 24, 2014·2 cites·15 claims
- 2955US10603470B2Medical safety needle preventive of needlepoint re-exposureMEDIKIT CO LTD·Filed 2017·Granted Mar 31, 2020·0 cites·7 claims
- 3051US10975451B2Method for producing non-oriented electrical steel sheet having excellent magnetic propertiesJFE STEEL CORP·Filed 2016·Granted Apr 13, 2021·0 cites·12 claims
- 3150US11008633B2Non-oriented electrical steel sheet and production method thereofJFE STEEL CORP·Filed 2017·Granted May 18, 2021·0 cites·8 claims
- 3250US10822678B2Non-oriented electrical steel sheet and method for producing the sameJFE STEEL CORP·Filed 2015·Granted Nov 3, 2020·0 cites·9 claims
- 3350US2021089926A1Machine learning method and machine learning apparatusYAMAHA CORP·Filed 2020·Application pending·0 cites
- 3447US2008039796A1Indwelling catheter, hollow needle, and indwelling needle assemblyNAKAJIMA HIROAKI·Filed 2007·Application pending·0 cites
- 3546US9379833B2Transmitter, transmission method, and non-transitory computer-readable medium storing programNAKAJIMA HIROAKI·Filed 2012·Granted Jun 28, 2016·0 cites·14 claims
- 3645US2019024205A9Non-oriented electrical steel sheet and method of producing sameJFE STEEL CORP·Filed 2016·Application pending·0 cites
- 3744US9186439B2Drug-eluting catheter and method of manufacturing the sameMORISHITA RYUICHI·Filed 2009·Granted Nov 17, 2015·0 cites·25 claims
- 3844US2022377004A1Network simulator, network simulation method, and computer-readable recording mediumYOKOGAWA ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 3943US8190941B2Field control systemKITAMURA SATOSHI·Filed 2010·Granted May 29, 2012·0 cites·5 claims
- 4042US8837506B2Data transfer deviceYAMASHITA ATSUYA·Filed 2009·Granted Sep 16, 2014·0 cites·23 claims
- 4142USD328714SUltrasonic flaw detectorNAKAJIMA HIROAKI·Filed 1990·Granted Aug 18, 1992·4 cites·1 claims
- 4242US2017211161A1Non-oriented electrical steel sheet and manufacturing method thereofJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 4342US2017241002A1Non-oriented electrical steel sheet having excellent magnetic propertiesJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 4441US11483419B2Protocol converter connectable between field device and device control apparatus, and data transmission by protocol converterYOKOGAWA ELECTRIC CORP·Filed 2020·Granted Oct 25, 2022·0 cites·8 claims
- 4541US10452033B2Process control systemYOKOGAWA ELECTRIC CORP·Filed 2016·Granted Oct 22, 2019·0 cites·10 claims
- 4641US2017274432A1Non-oriented electrical steel sheet and manufacturing method thereofJFE STEEL CORP·Filed 2015·Application pending·0 cites
- 4740US8817613B2Radio transmission apparatus and MAC frame transmission methodNAKAJIMA HIROAKI·Filed 2010·Granted Aug 26, 2014·0 cites·8 claims
- 4839US2014198784A1Wireless transmission device and wireless transmission methodNAKAJIMA HIROAKI·Filed 2012·Application pending·0 cites
- 4939US2019246331A1Management apparatus, communication system, and method thereforNEC CORP·Filed 2017·Application pending·0 cites
- 5038US9014188B2Communication systemKANAI TAIKI·Filed 2009·Granted Apr 21, 2015·0 cites·13 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →