Inventor · disambiguated record
Tomoyuki Sakai
Also filed as: SAKAI TOMOYUKI
42 granted patents·26 pending applications·170 citations·filing 1992–2025
97Inventor score
Files withHITACHI HIGH TECH CORP12YOKOHAMA RUBBER CO LTD12HITACHI LTD7ENDO SEISAKUSHO KK4NIHON KOHDEN CORP4
Top patents by PatentIndex Score
68 records- 0187US7210828B2Vehicle lighting systemKOITO MFG CO LTD·Filed 2005·Granted May 1, 2007·19 cites·7 claims
- 0286US7798188B2Laminate of thermoplastic resin and rubber and pneumatic tire using the sameYOKOHAMA RUBBER CO LTD·Filed 2006·Granted Sep 21, 2010·8 cites·11 claims
- 0385US12152132B2Tire rubber compositionYOKOHAMA RUBBER CO LTD·Filed 2019·Granted Nov 26, 2024·1 cites·9 claims
- 0485US10752941B2Cell analysis device, apparatus, and cell analysis method using sameHITACHI HIGH TECH CORP·Filed 2015·Granted Aug 25, 2020·2 cites·8 claims
- 0584US8040515B2Fluorescence detection apparatus and method, and prism used thereinHITACHI HIGH TECH CORP·Filed 2008·Granted Oct 18, 2011·9 cites·8 claims
- 0683US7419578B2Capillary electrophoresis apparatusHITACHI HIGH TECH CORP·Filed 2004·Granted Sep 2, 2008·23 cites·7 claims
- 0782US12092607B2Electrophoresis apparatusHITACHI HIGH TECH CORP·Filed 2023·Granted Sep 17, 2024·0 cites·2 claims
- 0882US11733205B2Electrophoresis apparatusHITACHI HIGH TECH CORP·Filed 2018·Granted Aug 22, 2023·1 cites·9 claims
- 0982US8316904B2Construction comprising tie layerSOEDA YOSHIHIRO·Filed 2006·Granted Nov 27, 2012·6 cites·12 claims
- 1082US8293191B2Method for transferring dropletKOHARA YOSHINOBU·Filed 2007·Granted Oct 23, 2012·11 cites·12 claims
- 1181US10646869B2Flow cell device for single cell analysis, and single cell analysis deviceHITACHI LTD·Filed 2015·Granted May 12, 2020·2 cites·15 claims
- 1281US8813803B2Pneumatic tireMATSUDA JUN·Filed 2011·Granted Aug 26, 2014·3 cites·13 claims
- 1378US8680483B2Fluorescence detectorHAGA TAKANOBU·Filed 2009·Granted Mar 25, 2014·8 cites·5 claims
- 1476US10365287B2Method for determining biopolymer using nanopore, and system and kit thereforSAKAI TOMOYUKI·Filed 2010·Granted Jul 30, 2019·3 cites·13 claims
- 1574US7483136B2Refractive index matching in capillary illuminationAPPLIED BIOSYSTEMS·Filed 2006·Granted Jan 27, 2009·1 cites·18 claims
- 1673US7316770B2Method of electrophoresis, electrophoresis apparatus and capillary arrayHITACHI LTD·Filed 2001·Granted Jan 8, 2008·11 cites·20 claims
- 1770US2024416344A1Fluid device, fluid delivery system, and treatment method of fluid containing metal nanoparticlesHITACHI LTD·Filed 2024·Application pending·0 cites
- 1869US7900920B2Recording medium transport device in image recording apparatusDAINIPPON SCREEN MFG·Filed 2009·Granted Mar 8, 2011·3 cites·10 claims
- 1968US7053762B2Projecting direction control system for vehicle headlampKOITO MFG CO LTD·Filed 2003·Granted May 30, 2006·12 cites·7 claims
- 2067US12365786B2Surface-treated nanocellulose master batchYOKOHAMA RUBBER CO LTD·Filed 2020·Granted Jul 22, 2025·0 cites·8 claims
- 2167US12031176B2Cell analysis device, apparatus, and cell analysis method using sameHITACHI HIGH TECH CORP·Filed 2020·Granted Jul 9, 2024·0 cites·7 claims
- 2267US8716935B2Light irradiation control system for vehicle lampNAKAZAWA YUICHI·Filed 2010·Granted May 6, 2014·3 cites·14 claims
- 2366US8545686B2Electrophoretic apparatus and electrophoretic methodINABA RYOJI·Filed 2006·Granted Oct 1, 2013·2 cites·9 claims
- 2466US7217352B2Capillary electrophoresis deviceAPPLERA CORP·Filed 2003·Granted May 15, 2007·6 cites·22 claims
- 2565US8012327B2Capillary electrophoresis apparatus and electrophoresis methodHITACHI HIGH TECH CORP·Filed 2007·Granted Sep 6, 2011·2 cites·13 claims
- 2665US2009128813A1Refractive Index Matching in Capillary IlluminationLIFE TECHNOLOGIES CORP·Filed 2009·Application pending·0 cites
- 2764US9591976B2Method and apparatus for measuring blood volumeNIHON KOHDEN CORP·Filed 2013·Granted Mar 14, 2017·4 cites·6 claims
- 2863US8102529B2Refractive index matching in capillary illuminationREEL RICHARD·Filed 2009·Granted Jan 24, 2012·1 cites·28 claims
- 2963US2025354000A1Rubber compositionYOKOHAMA RUBBER CO LTD·Filed 2025·Application pending·0 cites
- 3063US2012248334A1Refractive Index Matching In Capillary IlluminationREEL RICHARD T·Filed 2011·Application pending·0 cites
- 3162US2014038274A1Nucleic acid analysis device, nucleic acid analysis apparatus, and nucleic acid analysis methodHITACHI HIGH TECH CORP·Filed 2013·Application pending·0 cites
- 3262US2025249678A1Printing apparatus and printing methodSCREEN HOLDINGS CO LTD·Filed 2025·Application pending·0 cites
- 3361US2016006036A1Carbon material and electrode material using sameYOKOHAMA RUBBER CO LTD·Filed 2014·Application pending·0 cites
- 3460US10128505B2Carbon material, electrode material using same and method of manufacturing sameYOKOHAMA RUBBER CO LTD·Filed 2017·Granted Nov 13, 2018·0 cites·6 claims
- 3560US7649321B2Irradiation direction control apparatus and methodKOITO MFG CO LTD·Filed 2005·Granted Jan 19, 2010·4 cites·8 claims
- 3658US2023288301A1Microparticle filling method and microparticle filling deviceHITACHI HIGH TECH CORP·Filed 2020·Application pending·0 cites
- 3757US2008318243A1DNA measuring system and methodHITACHI LTD·Filed 2008·Application pending·0 cites
- 3855US8911303B2Golf club head and method for manufacturing the sameENDO SEISAKUSHO KK·Filed 2012·Granted Dec 16, 2014·2 cites·3 claims
- 3953US12391035B2Printing apparatus and printing methodSCREEN HOLDINGS CO LTD·Filed 2023·Granted Aug 19, 2025·0 cites·20 claims
- 4053US9165720B2Conductive polymer/porous carbon material composite and electrode material using sameSAKAI TOMOYUKI·Filed 2012·Granted Oct 20, 2015·0 cites·24 claims
- 4153US8389959B2Fluorescence analyzing device and fluorescence analyzing methodTAKAHASHI SATOSHI·Filed 2009·Granted Mar 5, 2013·1 cites·20 claims
- 4252US8247489B2Rubber compositionSAKAI TOMOYUKI·Filed 2009·Granted Aug 21, 2012·0 cites·15 claims
- 4352US8004673B2Photometric instrumentHITACHI HIGH TECH CORP·Filed 2008·Granted Aug 23, 2011·0 cites·19 claims
- 4452US2025289240A1Printing apparatus and printing methodSCREEN HOLDINGS CO LTD·Filed 2025·Application pending·0 cites
- 4552US2009023513A1Iron golf clubENDO SEISAKUSHO KK·Filed 2008·Application pending·0 cites
- 4651US11172820B2Physiological information processing apparatus, physiological information processing method, and storage mediumNIHON KOHDEN CORP·Filed 2019·Granted Nov 16, 2021·0 cites·18 claims
- 4750US2009030099A1Foam composition and foamYOKOHAMA RUBBER CO LTD·Filed 2006·Application pending·0 cites
- 4849US2019062530A1Rubber composition, vulcanized rubber product, and method of producing vulcanized rubber productYOKOHAMA RUBBER CO LTD·Filed 2017·Application pending·0 cites
- 4948US2005211558A1Capillary and electrophoresis apparatusHITACHI HIGH TECH CORP·Filed 2004·Application pending·0 cites
- 5047US2008103287A1Thermoplastic elastomer and thermoplastic elastomer compositionYOKOHAMA RUBBER CO LTD·Filed 2007·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →