Inventor · disambiguated record
Makoto Otsuki
Also filed as: OTSUKI MAKOTO
23 granted patents·5 pending applications·275 citations·filing 1995–2019
95Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES17SEIKO EPSON CORP7MATSUI YASUYUKI1OTSUKI MAKOTO1PANASONIC IP MAN CO LTD1
Top patents by PatentIndex Score
28 records- 0196US7125447B2Oil-based ink composition for ink-jet recordingSEIKO EPSON CORP·Filed 2003·Granted Oct 24, 2006·64 cites·16 claims
- 0290US6686673B1Bearing structures, spindle motor, and hard disk driveSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Feb 3, 2004·30 cites·3 claims
- 0388US9476507B2Valve, pressure controlling apparatus, liquid ejecting apparatus, and method of opening and closure valveSEIKO EPSON CORP·Filed 2015·Granted Oct 25, 2016·5 cites·18 claims
- 0488US6417590B1Spindle motorSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jul 9, 2002·22 cites·2 claims
- 0587US6749339B1Hydrodynamic bearing assembly and spindle motor having the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jun 15, 2004·18 cites·16 claims
- 0684US6702464B1Dynamic pressure bearing with improved starting characteristicsSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 9, 2004·18 cites·7 claims
- 0778US6502989B1Dynamic pressure bearing and spindle motor with the bearingSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jan 7, 2003·23 cites·23 claims
- 0876US6307295B1Spindle motor and complex bearing assembly for use with the spindle motorSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 23, 2001·15 cites·18 claims
- 0973US6608415B2Spindle motorSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Aug 19, 2003·11 cites·10 claims
- 1072US7897656B2Oil-based white ink for ink jet recordingSEIKO EPSON CORP·Filed 2005·Granted Mar 1, 2011·2 cites·12 claims
- 1169US7033078B2Hydrodynamic bearing assembly and spindle motor having the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Apr 25, 2006·7 cites·6 claims
- 1268US7360950B2Hydrodynamic bearing assemblySUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Granted Apr 22, 2008·2 cites·9 claims
- 1359US10654266B2Liquid ejecting head and liquid ejecting apparatusSEIKO EPSON CORP·Filed 2018·Granted May 19, 2020·0 cites·20 claims
- 1458US6200035B1Hydrodynamic gas bearing structureSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Mar 13, 2001·16 cites·8 claims
- 1557US6552455B1Hydrodynamic bearing and spindle motorSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Apr 22, 2003·6 cites·16 claims
- 1657US5514903ACompound semiconductor single-crystalline substrate for liquid phase epitaxial growthSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted May 7, 1996·21 cites·19 claims
- 1755US6771459B1Spindle motor and hard disc drive incorporating the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Aug 3, 2004·7 cites·4 claims
- 1855US2008170815A1Hydrodynamic bearing assemblySUMITOMO ELECTRIC INDUSTRIES·Filed 2008·Application pending·0 cites
- 1953US8008368B2Oil-based ink composition for inkjet recordingSEIKO EPSON CORP·Filed 2006·Granted Aug 30, 2011·0 cites·14 claims
- 2052US10752006B2Flow path structure body, liquid ejecting apparatus, and liquid ejecting methodSEIKO EPSON CORP·Filed 2018·Granted Aug 25, 2020·0 cites·16 claims
- 2150US12174194B2Tumor marker, and method for collecting and detecting tumor cell in distinction from contaminant cellTOSOH CORP·Filed 2019·Granted Dec 24, 2024·0 cites·6 claims
- 2247US6870289B1Dynamic-pressure bearing and spindle motor comprising the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 22, 2005·2 cites·7 claims
- 2347US2015153216A1Vehicle weight calculation device, wavy road, and vehicle weight calculation methodPANASONIC IP MAN CO LTD·Filed 2013·Application pending·0 cites
- 2443US2004156569A1Dynamic pressure bearing with improved starting characteristicsSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Application pending·0 cites
- 2541US9527301B2Liquid ejecting apparatusSEIKO EPSON CORP·Filed 2015·Granted Dec 27, 2016·0 cites·8 claims
- 2639US2006014383A1Method of producing semiconductor single crystal wafer and laser processing device used thereforOTSUKI MAKOTO·Filed 2004·Application pending·0 cites
- 2737US2006194416A1Method for producing single crystal ingot from which semiconductor wafer is slicedMATSUI YASUYUKI·Filed 2004·Application pending·0 cites
- 2836US5639299AMethod of making compound semiconductor single-crystalline substrate for liquid phase epitaxial growthSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jun 17, 1997·6 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →