Inventor · disambiguated record
Masakazu Fukuda
Also filed as: FUKUDA MASAKAZU
43 granted patents·11 pending applications·560 citations·filing 1990–2025
98Inventor score
Files withSYSMEX CORP24CHUGAI PHARMACEUTICAL CO LTD11TOA MEDICAL ELECTRONICS6FUKUDA MASAKAZU4SUMITOMO ELECTRIC INDUSTRIES2
Top patents by PatentIndex Score
54 records- 0193US10585032B2Urine analysis system, image capturing apparatus, urine analysis methodSYSMEX CORP·Filed 2017·Granted Mar 10, 2020·4 cites·20 claims
- 0292US9500665B2Sample processing apparatus and an error detecting method for sample processing apparatusSYSMEX CORP·Filed 2014·Granted Nov 22, 2016·10 cites·20 claims
- 0392US7800742B2Cell analyzer and cell analyzing methodSYSMEX CORP·Filed 2008·Granted Sep 21, 2010·23 cites·20 claims
- 0490US8415145B2Cell processing apparatus, sample preparation apparatus, and cell analyzerFUKUDA MASAKAZU·Filed 2010·Granted Apr 9, 2013·10 cites·8 claims
- 0589US8950955B2Heating device for optical-fiber reinforcement, and optical-fiber fusion splicing deviceFUKUDA MASAKAZU·Filed 2011·Granted Feb 10, 2015·14 cites·13 claims
- 0688US5260764AOptical particle analyzing apparatus having two types of light sourceTOA MEDICAL ELECTRONICS·Filed 1990·Granted Nov 9, 1993·102 cites·8 claims
- 0787US9733186B2Cell analysis apparatus and cell analysis methodSYSMEX CORP·Filed 2014·Granted Aug 15, 2017·5 cites·20 claims
- 0887US5888823AStandard fluid for flow cytometerTOA MEDICAL ELECTRONICS·Filed 1996·Granted Mar 30, 1999·74 cites·5 claims
- 0986US5719666AParticle analyzer classifying particles of various biological types using a correlation of measurementsTOA MEDICAL ELECTRONICS·Filed 1995·Granted Feb 17, 1998·81 cites·18 claims
- 1085US10444439B2Optical connector and optical coupling structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Oct 15, 2019·5 cites·14 claims
- 1184US6183697B1Particle measuring apparatusSYSMEX CORP·Filed 1998·Granted Feb 6, 2001·71 cites·12 claims
- 1282US9500650B2Undifferentiated cell detection method and complex carbohydrate detection methodNAT INST ADVANCED IND SCIENCE & TECH·Filed 2012·Granted Nov 22, 2016·5 cites·15 claims
- 1379US8189177B2Sample preparation apparatus and sample preparation method, and cell analyzer and cell analysis methodFUKUDA MASAKAZU·Filed 2010·Granted May 29, 2012·3 cites·15 claims
- 1479US2023055601A1Urine analysis system, image capturing apparatus, urine analysis methodSYSMEX CORP·Filed 2022·Application pending·0 cites
- 1578US9625388B2Cell analysis apparatus and cell analysis methodISHISAKA MASAKI·Filed 2010·Granted Apr 18, 2017·4 cites·8 claims
- 1678US8008089B2Method and system for checking measurement resultSYSMEX CORP·Filed 2005·Granted Aug 30, 2011·6 cites·12 claims
- 1777US2025382390A1Antibody variant and isoform with lowered biological activityCHUGAI PHARMACEUTICAL CO LTD·Filed 2025·Application pending·0 cites
- 1874US7727769B2Measurement result correction method, urine analysis system, and urine analyzerSYSMEX CORP·Filed 2005·Granted Jun 1, 2010·4 cites·16 claims
- 1974US7256720B2Output filter for delta sigma modulator and digital signal processor provided with the sameROHM CO LTD·Filed 2003·Granted Aug 14, 2007·16 cites·6 claims
- 2072US9075196B2Optical fiber jacket removerHOMMA TOSHIHIKO·Filed 2010·Granted Jul 7, 2015·6 cites·6 claims
- 2171US11499908B2Urine analysis system, image capturing apparatus, urine analysis methodSYSMEX CORP·Filed 2020·Granted Nov 15, 2022·0 cites·20 claims
- 2271US7174266B2Analyzer and computer program productSYSMEX CORP·Filed 2005·Granted Feb 6, 2007·3 cites·20 claims
- 2368US2024226391A9Pre-filled syringeCHUGAI PHARMACEUTICAL CO LTD·Filed 2023·Application pending·0 cites
- 2467US9279809B2Cell differentiation assay method, cell isolation method, method for producing induced pluripotent stem cells, and method for producing differentiated cellsNAT INST OF ADVANCED IND SCIEN·Filed 2013·Granted Mar 8, 2016·1 cites·20 claims
- 2567US6750060B2Sheath liquid for particle analyzerSYSMEX CORP·Filed 2003·Granted Jun 15, 2004·11 cites·17 claims
- 2666US5695721ASpecimen stirring device and specimen sampling apparatusTOA MEDICAL ELECTRONICS·Filed 1995·Granted Dec 9, 1997·24 cites·11 claims
- 2765US2025177615A1Pre-filled syringeCHUGAI PHARMACEUTICAL CO LTD·Filed 2025·Application pending·0 cites
- 2864US12460015B2Pharmaceutical formulation comprising aqueous solution of antibodyCHUGAI PHARMACEUTICAL CO LTD·Filed 2022·Granted Nov 4, 2025·0 cites·11 claims
- 2964US7395172B2Analyzer and computer program productSYSMEX CORP·Filed 2007·Granted Jul 1, 2008·1 cites·21 claims
- 3064US2024404622A1Method for preparing prefilled syringe formulationCHUGAI PHARMACEUTICAL CO LTD·Filed 2022·Application pending·0 cites
- 3162US2017322159A1Cell analysis apparatus and cell analysis methodSYSMEX CORP·Filed 2017·Application pending·0 cites
- 3261US12421322B2Antibody variant and isoform with lowered biological activityCHUGAI PHARMACEUTICAL CO LTD·Filed 2018·Granted Sep 23, 2025·0 cites·7 claims
- 3361US11059881B2Method for measuring viscosity of protein solutionCHUGAI PHARMACEUTICAL CO LTD·Filed 2020·Granted Jul 13, 2021·0 cites·84 claims
- 3461US8992101B2Heating device for optical-fiber reinforcement, and optical-fiber fusion splicing deviceFUKUDA MASAKAZU·Filed 2011·Granted Mar 31, 2015·1 cites·8 claims
- 3560USD641600SOptical fiber jacket stripperSUMITOMO ELECTRIC INDUSTRIES·Filed 2010·Granted Jul 19, 2011·11 cites·1 claims
- 3659US9329109B2Cell processing apparatus, sample preparation apparatus, and cell analyzerSYSMEX CORP·Filed 2013·Granted May 3, 2016·0 cites·19 claims
- 3759US2024400693A1Drug formulation of anti-hla-dq2.5 antibodyCHUGAI PHARMACEUTICAL CO LTD·Filed 2022·Application pending·0 cites
- 3856US6165740AMethod and device for flow-cytometric microorganism analysisSYSMEX CORP·Filed 1999·Granted Dec 26, 2000·23 cites·8 claims
- 3953US11053530B2Bacteria analyzing method and specimen analyzerSYSMEX CORP·Filed 2014·Granted Jul 6, 2021·0 cites·14 claims
- 4053US6118522AApparatus and method for differentiating erythrocytes in urineSYSMEX CORP·Filed 1999·Granted Sep 12, 2000·16 cites·29 claims
- 4152US10775362B2Urine analyzer and urinalysis methodSYSMEX CORP·Filed 2018·Granted Sep 15, 2020·0 cites·21 claims
- 4251US9310557B2Heat treatment device for optical fiber reinforcing member, optical fiber fusion splicer provided with same heat treatment device, and method for heat treating optical fiber reinforcing memberSEI OPTIFRONTIER CO LTD·Filed 2013·Granted Apr 12, 2016·0 cites·9 claims
- 4351US2024382692A1Prefilled syringe formulation with needle with needle shield containing novel modified antibodyCHUGAI PHARMACEUTICAL CO LTD·Filed 2021·Application pending·0 cites
- 4450US9746461B2Urine sample analyzer and sample analyzing methodSYSMEX CORP·Filed 2014·Granted Aug 29, 2017·0 cites·13 claims
- 4550US5757475AAnalyzer for analyzing casts in urine with flow cytometryTOA MEDICAL ELECTRONICS·Filed 1996·Granted May 26, 1998·15 cites·6 claims
- 4647US2008102443A1Column cartridge, column cartridges assembly, analyzer, and analyzing methodSYSMEX CORP·Filed 2007·Application pending·0 cites
- 4746US9989469B2Sample analyzer and method for controlling a sample analyzerSYSMEX CORP·Filed 2013·Granted Jun 5, 2018·0 cites·18 claims
- 4843US10732168B2Cell imaging device, cell imaging method, and sample cellSYSMEX CORP·Filed 2017·Granted Aug 4, 2020·0 cites·19 claims
- 4942US10591709B2Cell imaging apparatus and cell imaging methodSYSMEX CORP·Filed 2016·Granted Mar 17, 2020·0 cites·20 claims
- 5042US5173740ALiquid particle analyzer and flow cell thereforTOA MEDICAL ELECTRONICS·Filed 1991·Granted Dec 22, 1992·11 cites·5 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →