Inventor · disambiguated record
Masahiko Nagai
Also filed as: NAGAI MASAHIKO
50 granted patents·15 pending applications·297 citations·filing 1975–2022
98Inventor score
Top patents by PatentIndex Score
65 records- 0194US7425810B2Disk drive managementLENOVO SINGAPORE PTE LTD·Filed 2006·Granted Sep 16, 2008·21 cites·17 claims
- 0294US4007342AInternal combustion engine distributor having oxidized electrodes or terminalsTOYOTA MOTOR CO LTD·Filed 1975·Granted Feb 8, 1977·33 cites·9 claims
- 0391US9233480B2Cutting apparatus, holding member for holding object to be cut and storage medium storing cutting control programNAGAI MASAHIKO·Filed 2012·Granted Jan 12, 2016·15 cites·13 claims
- 0487US7971543B2Sewing machine and computer-readable recording medium storing sewing machine operation programBROTHER IND LTD·Filed 2008·Granted Jul 5, 2011·9 cites·9 claims
- 0584US9927802B2Cutting data generator, cutting apparatus and non-transitory computer-readable mediumBROTHER IND LTD·Filed 2014·Granted Mar 27, 2018·7 cites·10 claims
- 0682US9827687B2Cutting apparatus and cutting control program thereforBROTHER IND LTD·Filed 2015·Granted Nov 28, 2017·4 cites·2 claims
- 0781US8733263B2Punch data generating device and computer readable medium storing punch data generating programKAWAGUCHI YASUHIKO·Filed 2010·Granted May 27, 2014·4 cites·7 claims
- 0880US7878133B2Sewing machine and computer-readable recording medium storing sewing machine operation programBROTHER IND LTD·Filed 2008·Granted Feb 1, 2011·7 cites·12 claims
- 0979US4384178ADistributor for an internal combustion engine containing an apparatus for suppressing noiseTOYOTA MOTOR CO LTD·Filed 1980·Granted May 17, 1983·22 cites·24 claims
- 1076USD1062906SAssembling toy blockYOSHIRITSU KK·Filed 2022·Granted Feb 18, 2025·9 cites·1 claims
- 1173US8428764B2Multi-needle sewing machineNAGAI MASAHIKO·Filed 2011·Granted Apr 23, 2013·2 cites·8 claims
- 1272US8988738B2Cutting apparatus with image reading unit and reading-use holding unit having reference portion for use in shading correctionNAGAI MASAHIKO·Filed 2013·Granted Mar 24, 2015·2 cites·6 claims
- 1371US8855802B2Cutting apparatus, cutting data processing device and cutting control program thereforKAWAGUCHI YASUHIKO·Filed 2012·Granted Oct 7, 2014·3 cites·20 claims
- 1470US6831177B1Processes for the preparation of substituted propenone derivativesSHIONOGI & CO·Filed 2000·Granted Dec 14, 2004·5 cites·9 claims
- 1567US5183921AProcess for producing methoxyiminoacetamide compounds and intermediatesSHIONOGI & CO·Filed 1991·Granted Feb 2, 1993·9 cites·2 claims
- 1666US12352513B2Heat exchangerMITSUBISHI HEAVY IND LTD·Filed 2022·Granted Jul 8, 2025·0 cites·13 claims
- 1766US7267710B2Method of and apparatus for regenerating adsorbentMITSUBISHI HEAVY IND LTD·Filed 2004·Granted Sep 11, 2007·7 cites·4 claims
- 1866US6496394B2Uninterruptible power systemSANYO ELECTRIC CO·Filed 2001·Granted Dec 17, 2002·25 cites·5 claims
- 1965US9193082B2Cutting plotter and non-transitory computer-readable storage mediumKAWASE KEI·Filed 2013·Granted Nov 24, 2015·1 cites·14 claims
- 2063US4408921ADetachable head member having slit structureOGAWA CHEMICAL IND LTD·Filed 1981·Granted Oct 11, 1983·18 cites·2 claims
- 2162US12498154B2Air purge deviceMITSUBISHI HEAVY IND THERMAL SYSTEMS LTD·Filed 2022·Granted Dec 16, 2025·0 cites·21 claims
- 2261US11635260B2Heat exchanger and replacement method of heat exchange coreMITSUBISHI HEAVY IND LTD·Filed 2022·Granted Apr 25, 2023·0 cites·17 claims
- 2358US7522407B2System and method for facilitating engaging computer with dockLENOVO SINGAPORE PTE LTD·Filed 2006·Granted Apr 21, 2009·2 cites·12 claims
- 2458US5380913AProcess for producing methoxyiminoacetamide compounds and intermediatesSHIONOGI & CO·Filed 1993·Granted Jan 10, 1995·5 cites·3 claims
- 2554US7189857B2Processes for the preparation of oxo-oxazoline or alloamino acid derivativesSHIONOGI & CO·Filed 2003·Granted Mar 13, 2007·0 cites·2 claims
- 2654US6875874B2Processes for the preparation of oxo-oxazoline or alloamino acid derivativesSHIONOGI & CO·Filed 2003·Granted Apr 5, 2005·0 cites·1 claims
- 2753US2017305758A1Water treatment apparatus and water treatment methodMITSUBISHI HEAVY IND LTD·Filed 2014·Application pending·0 cites
- 2852US8810871B2Image reading apparatus and cleaning sheetTASHIRO NORIHARU·Filed 2013·Granted Aug 19, 2014·0 cites·5 claims
- 2952US6747157B2Processes for the preparation of oxo-oxazoline or alloamino acid derivativesSHIONOGI & CO·Filed 2002·Granted Jun 8, 2004·0 cites·1 claims
- 3052US2014000429A1Cutting apparatus and computer readable mediumFUJIHARA SHINYA·Filed 2013·Application pending·0 cites
- 3150US12371799B2Acidic treatment liquid processing apparatus, acidic treatment liquid processing method, surface treatment system, and surface treatment methodMITSUBISHI HEAVY IND LTD·Filed 2019·Granted Jul 29, 2025·0 cites·8 claims
- 3250US9019569B2Image reading apparatus having multiple types of holding units and cutting apparatusBROTHER IND LTD·Filed 2013·Granted Apr 28, 2015·0 cites·4 claims
- 3350US2013152585A1Heat exchangerMITSUBISHI HEAVY IND LTD·Filed 2012·Application pending·0 cites
- 3449US2012247298A1Cutting apparatus and holding member for holding object to be cutNIIZEKI TOMOYASU·Filed 2012·Application pending·0 cites
- 3549US2012253503A1Cutting apparatus and storage medium storing cutting control programNAKAMURA YOSHINORI·Filed 2012·Application pending·0 cites
- 3649US2012247292A1Cutting apparatus, cutting data processing device and computer-readable storage medium storing cutting control program thereforKAWAGUCHI YASUHIKO·Filed 2012·Application pending·0 cites
- 3748US2015231789A1Cutting apparatus, cutting data processing device and computer-readable storage medium storing cutting control program thereforBROTHER IND LTD·Filed 2015·Application pending·0 cites
- 3848US2012247297A1Cutting apparatus and cutting control program thereforKAWAGUCHI YASUHIKO·Filed 2012·Application pending·0 cites
- 3946US8246853B2Liquid alkali metal with dispersed nanoparticles and method of manufacturing the sameARA KUNIAKI·Filed 2011·Granted Aug 21, 2012·0 cites·2 claims
- 4046US6541641B1Processes for the preparation of oxo-oxazoline or alloamino acid derivativesSHIONOGI & CO·Filed 2000·Granted Apr 1, 2003·0 cites·3 claims
- 4146US5809039ASemiconductor integrated circuit device with diagnosis functionHITACHI LTD·Filed 1996·Granted Sep 15, 1998·16 cites·16 claims
- 4246US5010493ALoad distribution methodHITACHI LTD·Filed 1989·Granted Apr 23, 1991·16 cites·10 claims
- 4345US4357117ANib holder construction for writing implementsOGAWA CHEMICAL IND LTD·Filed 1980·Granted Nov 2, 1982·9 cites·4 claims
- 4445US2004227407A1Proximity detector, portable computer, proximity detection method, and programIBM·Filed 2004·Application pending·0 cites
- 4545US2013152755A1Holding sheet and cutting apparatusBROTHER IND LTD·Filed 2012·Application pending·0 cites
- 4644US8522703B2Multi-needle embroidery sewing machineKAWAGUCHI YASUHIKO·Filed 2010·Granted Sep 3, 2013·0 cites·16 claims
- 4744US5184308AFault simulation methodHITACHI LTD·Filed 1990·Granted Feb 2, 1993·20 cites·8 claims
- 4843US9156176B2Cutting apparatus and computer readable storage mediumKAWAGUCHI YASUHIKO·Filed 2012·Granted Oct 13, 2015·0 cites·18 claims
- 4943US9067330B2Cutting apparatusBROTHER IND LTD·Filed 2012·Granted Jun 30, 2015·0 cites·1 claims
- 5043US7224171B2Method for detecting output current of inverter and device thereforSANYO ELECTRIC CO·Filed 2005·Granted May 29, 2007·1 cites·8 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →