Inventor · disambiguated record
Hiroyuki Tokuda
Also filed as: TOKUDA HIROYUKI
103 granted patents·12 pending applications·1,310 citations·filing 1980–2025
99Inventor score
Top patents by PatentIndex Score
115 records- 0196US9093716B2Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the sameTOKUDA HIROYUKI·Filed 2012·Granted Jul 28, 2015·12 cites·14 claims
- 0296USD367884SInk tank for printerCANON KK·Filed 1994·Granted Mar 12, 1996·55 cites·1 claims
- 0396USD315360SPrinter for computerCANON KK·Filed 1989·Granted Mar 12, 1991·50 cites·1 claims
- 0494US9196903B2Nonaqueous-electrolyte batteries and nonaqueous electrolytic solutionsTOKUDA HIROYUKI·Filed 2012·Granted Nov 24, 2015·11 cites·14 claims
- 0593USD315361SPrinter for computerCANON KK·Filed 1989·Granted Mar 12, 1991·39 cites·1 claims
- 0692US9281541B2Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the sameTOKUDA HIROYUKI·Filed 2008·Granted Mar 8, 2016·8 cites·14 claims
- 0792USD356110SInk cartridge for printerCANON KK·Filed 1993·Granted Mar 7, 1995·39 cites·1 claims
- 0892USD322274SLaser beam printerCANON KK·Filed 1989·Granted Dec 10, 1991·36 cites·1 claims
- 0991US9048508B2Nonaqueous electrolytes and nonaqueous-electrolyte secondary batteries employing the sameKATO RYOICHI·Filed 2009·Granted Jun 2, 2015·10 cites·17 claims
- 1091USD361591SInk cartridge for printerCANON KK·Filed 1993·Granted Aug 22, 1995·36 cites·1 claims
- 1190USD359755SInk cartridge for printerCANON KK·Filed 1993·Granted Jun 27, 1995·34 cites·1 claims
- 1290USD356818SPrinter for electronic computerCANON KK·Filed 1993·Granted Mar 28, 1995·34 cites·1 claims
- 1390USD323344SPrinter for electronic computerCANON KK·Filed 1990·Granted Jan 21, 1992·35 cites·1 claims
- 1489USD300749SElectrophotographic copierCANON KK·Filed 1986·Granted Apr 18, 1989·27 cites·1 claims
- 1588USD355928SInk cartridge for printerCANON KK·Filed 1993·Granted Feb 28, 1995·31 cites·1 claims
- 1688USD355930SInk cartridge for printerCANON KK·Filed 1993·Granted Feb 28, 1995·30 cites·1 claims
- 1787US9853326B2Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the sameMITSUBISHI CHEM CORP·Filed 2013·Granted Dec 26, 2017·2 cites·5 claims
- 1887US9515348B2Nonaqueous electrolytic solution and nonaqueous-electrolyte secondary batteryMITSUBISHI CHEM CORP·Filed 2013·Granted Dec 6, 2016·4 cites·16 claims
- 1987USD343414SLaser beam printerCANON KK·Filed 1992·Granted Jan 18, 1994·29 cites·1 claims
- 2087USD313813SDeveloping unit for copiersCANON KK·Filed 1988·Granted Jan 15, 1991·24 cites·1 claims
- 2186US9231277B2Nonaqueous electrolytes and nonaqueous-electrolyte secondary batteries employing the sameKATO RYOICHI·Filed 2012·Granted Jan 5, 2016·3 cites·15 claims
- 2286USD390597SPrinter for electronic computerCANON KK·Filed 1997·Granted Feb 10, 1998·30 cites·1 claims
- 2386USD322981SPrinterCANON KK·Filed 1989·Granted Jan 7, 1992·23 cites·1 claims
- 2485USD313616SDeveloping unit for copiersCANON KK·Filed 1989·Granted Jan 8, 1991·22 cites·1 claims
- 2584USD313615SDeveloping unit for copiersCANON KK·Filed 1989·Granted Jan 8, 1991·21 cites·1 claims
- 2684US2022278370A1Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the sameMITSUBISHI CHEM CORP·Filed 2022·Application pending·0 cites
- 2782US12261265B2Method for producing lithium fluorosulfonate, lithium fluorosulfonate, nonaqueous electrolytic solution, and nonaqueous electrolytic solution secondary batteryMITSUBISHI CHEM CORP·Filed 2022·Granted Mar 25, 2025·0 cites·15 claims
- 2882US11367899B2Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the sameMITSUBISHI CHEM CORP·Filed 2019·Granted Jun 21, 2022·0 cites·8 claims
- 2981US6809889B2Radiation curable resin composition for fresnel lens and fresnel lens sheetDAINIPPON INK & CHEMICALS·Filed 2002·Granted Oct 26, 2004·27 cites·5 claims
- 3080US11616253B2Nonaqueous electrolyte for secondary battery and nonaqueous-electrolyte secondary battery employing the sameMITSUBISHI CHEM CORP·Filed 2019·Granted Mar 28, 2023·0 cites·4 claims
- 3180USD373596SPrinter for electronic computerCANON KK·Filed 1994·Granted Sep 10, 1996·20 cites·1 claims
- 3280USD320406SLaser beam printerCANON KK·Filed 1988·Granted Oct 1, 1991·18 cites·1 claims
- 3379USD371804SCombined ink tank holder and printing head for printerCANON KK·Filed 1995·Granted Jul 16, 1996·22 cites·1 claims
- 3479USD319655SLaser beam printerCANON KK·Filed 1989·Granted Sep 3, 1991·17 cites·1 claims
- 3578US11387484B2Method for producing lithium fluorosulfonate, lithium fluorosulfonate, nonaqueous electrolytic solution, and nonaqueous electrolytic solution secondary batteryMITSUBISHI CHEM CORP·Filed 2019·Granted Jul 12, 2022·0 cites·20 claims
- 3678USD540215SAutomobileSUZUKI MOTOR CO·Filed 2006·Granted Apr 10, 2007·26 cites·1 claims
- 3778USD395445SInk tank for printerCANON KK·Filed 1995·Granted Jun 23, 1998·21 cites·1 claims
- 3877US12237471B2Non-aqueous electrolyte and non-aqueous electrolyte batteryMITSUBISHI CHEM CORP·Filed 2021·Granted Feb 25, 2025·0 cites·12 claims
- 3977USD377371SInk tank for printerCANON KK·Filed 1995·Granted Jan 14, 1997·20 cites·1 claims
- 4077USD372045SInk tank for printerCANON KK·Filed 1995·Granted Jul 23, 1996·20 cites·1 claims
- 4177USD371160SInk tank for printerCANON KK·Filed 1995·Granted Jun 25, 1996·20 cites·1 claims
- 4277USD295185SFeeder for a copierCANON KK·Filed 1985·Granted Apr 12, 1988·16 cites·1 claims
- 4376USD375120SInk tank for printerCANON KK·Filed 1995·Granted Oct 29, 1996·19 cites·1 claims
- 4474USD325744SLaser beam printerCANON KK·Filed 1990·Granted Apr 28, 1992·16 cites·1 claims
- 4574USD319656SLaser beam printerCANON KK·Filed 1989·Granted Sep 3, 1991·14 cites·1 claims
- 4674US2025246686A1Non-aqueous electrolyte and non-aqueous electrolyte batteryMITSUBISHI CHEM CORP·Filed 2025·Application pending·0 cites
- 4773USD371389SInk tank for printerCANON KK·Filed 1994·Granted Jul 2, 1996·15 cites·1 claims
- 4873USD326110SLaser beam printer for electronic computerCANON KK·Filed 1990·Granted May 12, 1992·16 cites·1 claims
- 4972US8673489B2Nonaqueous electrolytic solution and nonaqeuous-electrolyte secondary batteryTOKUDA HIROYUKI·Filed 2012·Granted Mar 18, 2014·1 cites·30 claims
- 5072USD322091SLaser beam printerCANON KK·Filed 1988·Granted Dec 3, 1991·13 cites·1 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
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