Inventor · disambiguated record
Toshiyuki Nakatsuka
Also filed as: NAKATSUKA TOSHIYUKI
26 granted patents·5 pending applications·59 citations·filing 2006–2023
93Inventor score
Top patents by PatentIndex Score
31 records- 0189US10085923B2Dental curable composition including chain transfer agentSHOFU INC·Filed 2015·Granted Oct 2, 2018·5 cites·6 claims
- 0287US7488762B2Two paste-type glass ionomer cementSHOFU KK·Filed 2006·Granted Feb 10, 2009·20 cites·6 claims
- 0383US9511005B2Dental curable composition containing particles with different refractive indexesSHOFU INC·Filed 2014·Granted Dec 6, 2016·3 cites·4 claims
- 0482US8183306B2Two-paste type dental self-adhesive resin cementKOHRO YOSHIAKI·Filed 2008·Granted May 22, 2012·7 cites·1 claims
- 0581US9526677B2Dental curing compositionSHOFU KK·Filed 2015·Granted Dec 27, 2016·2 cites·3 claims
- 0680US8662350B2Storage container for dental adhesiveNAKATSUKA TOSHIYUKI·Filed 2009·Granted Mar 4, 2014·8 cites·8 claims
- 0775US8403180B2Chemicals mixing container with elastic partition wallNAKATSUKA TOSHIYUKI·Filed 2007·Granted Mar 26, 2013·5 cites·12 claims
- 0873US2023255857A1Dental composition containing ion sustained-release glassSHOFU INC·Filed 2023·Application pending·0 cites
- 0972US8074794B2Chemicals mixing container with offset communicating holesNAKATSUKA TOSHIYUKI·Filed 2007·Granted Dec 13, 2011·4 cites·15 claims
- 1066US11559471B2Dental composition containing ion sustained-release glassSHOFU INC·Filed 2018·Granted Jan 24, 2023·0 cites·20 claims
- 1165US9162199B2Two-component mixing container including piston using spring engagementPENTEL KK·Filed 2014·Granted Oct 20, 2015·2 cites·10 claims
- 1265US9156014B2Two-component mixing container with communication passage of liquid-tight structurePENTEL KK·Filed 2014·Granted Oct 13, 2015·1 cites·2 claims
- 1364US11737957B2Dental curable composition including chain transfer agentSHOFU INC·Filed 2018·Granted Aug 29, 2023·0 cites·12 claims
- 1464US9393082B2Viscous material container having annularly contacting pistonSHOFU INC·Filed 2014·Granted Jul 19, 2016·1 cites·5 claims
- 1564US9345555B2Viscous material container with expandable bendSHOFU INC·Filed 2014·Granted May 24, 2016·1 cites·4 claims
- 1661US2024252280A1Compule and syringe tip having discharge nozzle diameter widened at tipSHOFU INC·Filed 2023·Application pending·0 cites
- 1760US2024238068A1Syringe tip having blade direction and discharge direction aligned with each otherSHOFU INC·Filed 2023·Application pending·0 cites
- 1857US11648184B2Dental composition containing ion sustained-release glassSHOFU INC·Filed 2015·Granted May 16, 2023·0 cites·17 claims
- 1956US2023414465A1Powder mixture for spraying into tooth surface or into gingival sulcus/periodontal pocketSHOFU KK·Filed 2021·Application pending·0 cites
- 2053US11033464B2Composition with excellent storage stability using highly basic fillerSHOFU INC·Filed 2018·Granted Jun 15, 2021·0 cites·7 claims
- 2151US11319139B2InjectorSHOFU KK·Filed 2019·Granted May 3, 2022·0 cites·12 claims
- 2249US2014030199A1Artificial nail compositionSHOFU INC·Filed 2013·Application pending·0 cites
- 2348US10307344B2Two-paste type sealer composition for root canal fillingSHOFU INC·Filed 2017·Granted Jun 4, 2019·0 cites·12 claims
- 2448US9345646B2Dental visible-light curable composition and method of identifying presence of sameSHOFU INC·Filed 2013·Granted May 24, 2016·0 cites·6 claims
- 2547US11284976B2Artificial teeth set including mandibular coupled artificial teeth having an arch shape and maxillary coupled artificial teeth having an arch shapeSHOFU KK·Filed 2019·Granted Mar 29, 2022·0 cites·2 claims
- 2646US10463581B2Sealer composition for root canal fillingSHOFU INC·Filed 2017·Granted Nov 5, 2019·0 cites·4 claims
- 2746US9271807B2Nozzle mounting structure of component containerPENTEL KK·Filed 2014·Granted Mar 1, 2016·0 cites·11 claims
- 2846US9066852B2Dental adhesive primer compositionSHINNO KAZUYA·Filed 2006·Granted Jun 30, 2015·0 cites·2 claims
- 2944US10149802B2Filler characterized by acidic polymer treatment methodSHOFU INC·Filed 2016·Granted Dec 11, 2018·0 cites·9 claims
- 3041US11679202B2Injector capable of suppressing subsequent dripping of fluidSHOFU KK·Filed 2019·Granted Jun 20, 2023·0 cites·3 claims
- 3136US9456964B2Ion sustained-release dental resin temporary sealing material compositionSHOFU INC·Filed 2015·Granted Oct 4, 2016·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →