Inventor · disambiguated record
Wataru Kubo
Also filed as: KUBO WATARU
54 granted patents·31 pending applications·258 citations·filing 1989–2025
98Inventor score
Top patents by PatentIndex Score
85 records- 0196US9798213B2Electrochromic element, method of driving the same, an optical filter, lens unit, image pick-up device and window materialCANON KK·Filed 2016·Granted Oct 24, 2017·8 cites·17 claims
- 0293US10444588B2Electrochromic element, optical filter, lens unit, imaging apparatus, and window memberCANON KK·Filed 2016·Granted Oct 15, 2019·7 cites·21 claims
- 0393US9766527B2Electrochromic element, optical filter, lens unit, image pickup apparatus, and window memberCANON KK·Filed 2016·Granted Sep 19, 2017·6 cites·19 claims
- 0489US11630364B2Electrochromic element, optical apparatus, light control window, and image pickup apparatusCANON KK·Filed 2020·Granted Apr 18, 2023·2 cites·12 claims
- 0589US7632600B2Enzyme electrode and method of producing the sameCANON KK·Filed 2006·Granted Dec 15, 2009·8 cites·12 claims
- 0688US9869919B2Electrochromic element, optical filter, lens unit, image pickup apparatus, and window memberCANON KK·Filed 2016·Granted Jan 16, 2018·3 cites·20 claims
- 0786US11442324B2Electrochromic element, imaging apparatus and transmittance variable window using the sameCANON KK·Filed 2019·Granted Sep 13, 2022·2 cites·20 claims
- 0886US9378402B2Optical information reader and illuminating methodOPTOELECTRONICS CO LTD·Filed 2014·Granted Jun 28, 2016·8 cites·8 claims
- 0985US12174404B2Light-controlling deviceCANON KK·Filed 2021·Granted Dec 24, 2024·1 cites·27 claims
- 1085US10303033B2Electrochromic element, optical filter, lens unit, and image pick-up apparatusCANON KK·Filed 2017·Granted May 28, 2019·2 cites·18 claims
- 1184US6829105B2Objective optical system for optical pick-upPENTAX CORP·Filed 2002·Granted Dec 7, 2004·18 cites·2 claims
- 1283US8971496B2X-ray waveguideOKAMOTO KOHEI·Filed 2011·Granted Mar 3, 2015·8 cites·6 claims
- 1383US8958531B2X-ray waveguideOKAMOTO KOHEI·Filed 2011·Granted Feb 17, 2015·5 cites·7 claims
- 1482US10684526B2Electrochromic elementCANON KK·Filed 2018·Granted Jun 16, 2020·1 cites·20 claims
- 1582US10151958B2Electrochromic elementCANON KK·Filed 2016·Granted Dec 11, 2018·3 cites·15 claims
- 1682US7816025B2Enzyme electrode, enzyme electrode producing method, sensor and fuel cell each using enzyme electrodeCANON KK·Filed 2007·Granted Oct 19, 2010·4 cites·5 claims
- 1781US11573473B2Electrochromic deviceCANON KK·Filed 2018·Granted Feb 7, 2023·1 cites·14 claims
- 1881US5684762AOpto-magnetic head apparatusASAHI OPTICAL CO LTD·Filed 1995·Granted Nov 4, 1997·37 cites·9 claims
- 1981US4956833AObjective driving device for an optical disk apparatusASAHI OPTICAL CO LTD·Filed 1989·Granted Sep 11, 1990·28 cites·22 claims
- 2080US8611503B2X-ray waveguideOKAMOTO KOHEI·Filed 2011·Granted Dec 17, 2013·6 cites·5 claims
- 2180US8559600B2X-ray waveguideOKAMOTO KOHEI·Filed 2011·Granted Oct 15, 2013·6 cites·11 claims
- 2280US6567353B1Optical head with light receiving element surfaces divided into at least three light receiving areasPENTAX CORP·Filed 2000·Granted May 20, 2003·14 cites·13 claims
- 2379US7964071B2Device with π-conjugated metal complex immobilized substrate in aqueous electrolyteCANON KK·Filed 2008·Granted Jun 21, 2011·1 cites·2 claims
- 2479US6667943B1Optical disc apparatusPENTAX CORP·Filed 2000·Granted Dec 23, 2003·15 cites·2 claims
- 2578US8329011B2Polymerase-immobilized electrodeNOMOTO TSUYOSHI·Filed 2007·Granted Dec 11, 2012·1 cites·7 claims
- 2676US11366369B2Electrochromic elementCANON KK·Filed 2019·Granted Jun 21, 2022·1 cites·20 claims
- 2775US7687186B2Enzyme electrode, and sensor and biofuel cell using the sameCANON KK·Filed 2006·Granted Mar 30, 2010·2 cites·8 claims
- 2875US6404485B1Rotation amount detecting system of deflection mirror for optical disc driveASAHI OPTICAL CO LTD·Filed 2000·Granted Jun 11, 2002·10 cites·17 claims
- 2974US6529465B2Optical system for optical disk drivePENTAX CORP·Filed 2001·Granted Mar 4, 2003·11 cites·14 claims
- 3071US10208244B2Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window materialCANON KK·Filed 2017·Granted Feb 19, 2019·2 cites·20 claims
- 3169US2023226544A1Ion-selective membrane, ion-selective electrode, ion sensor, specimen testing device, and complex compoundCANON KK·Filed 2022·Application pending·0 cites
- 3268US10372005B2Organic electrochromic device, optical filter, lens unit, and imaging apparatusCANON KK·Filed 2015·Granted Aug 6, 2019·2 cites·22 claims
- 3367US10353263B2Electrochromic element, method of driving the same, optical filter, lens unit, image pick-up apparatus, and windowCANON KK·Filed 2017·Granted Jul 16, 2019·0 cites·20 claims
- 3467US2010147796A1Metal structural body-containing polymer film, method for manufacturing metal structural body-containing polymer film, and method for manufacturing patterned structural bodyCANON KK·Filed 2009·Application pending·0 cites
- 3566US11180950B2Electrochromic device, optical filter, lens unit, imaging apparatus, window member, and driving methodCANON KK·Filed 2019·Granted Nov 23, 2021·1 cites·18 claims
- 3665US10784295B2Image capturing apparatus and method for controlling temperature of a light transmitting element through controlling the optical element's exposure to and transmittance of lightCANON KK·Filed 2019·Granted Sep 22, 2020·1 cites·7 claims
- 3763US11194215B2Electrochromic device, optical filter using same, lens unit, image taking device, window member, and driving method for electrochromic elementCANON KK·Filed 2019·Granted Dec 7, 2021·0 cites·22 claims
- 3863US5600494AObjective lens system of an optical disk deviceASAHI OPTICAL CO LTD·Filed 1995·Granted Feb 4, 1997·16 cites·11 claims
- 3961US2025264436A1Ion-selective membrane, ion-selective electrode, ion sensor, and specimen testing deviceCANON MEDICAL SYSTEMS CORP·Filed 2025·Application pending·0 cites
- 4060US12015134B2Battery unit having cell stack, bus bars, cooler, waterproof plate, and heat transfer memberTOYOTA MOTOR CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·6 claims
- 4159US5850380APhotomagnetic head apparatusASAHI OPTICAL CO LTD·Filed 1997·Granted Dec 15, 1998·14 cites·14 claims
- 4258US9129718B2X-ray waveguideOKAMOTO KOHEI·Filed 2011·Granted Sep 8, 2015·1 cites·4 claims
- 4357US11319483B2Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window materialCANON KK·Filed 2019·Granted May 3, 2022·0 cites·12 claims
- 4456US12081855B2Light modulating element and optical apparatus, imaging apparatus and lens unit using the sameCANON KK·Filed 2022·Granted Sep 3, 2024·0 cites·27 claims
- 4556US9977306B2Electrochromic device, optical filter, lens unit, and imaging apparatusCANON KK·Filed 2014·Granted May 22, 2018·0 cites·22 claims
- 4655US12078905B2Electrochromic element, optical filter, lens unit, image pickup apparatus, and window memberCANON KK·Filed 2020·Granted Sep 3, 2024·0 cites·15 claims
- 4755US11968461B2Image pickup apparatusCANON KK·Filed 2021·Granted Apr 23, 2024·0 cites·11 claims
- 4855US11402717B2Electrochromic mirrorCANON KK·Filed 2019·Granted Aug 2, 2022·0 cites·16 claims
- 4955US2007190590A1Information acquisition apparatus on concentration of thioredoxins in sample, stress level information acquisition apparatus and stress level judging methodCANON KK·Filed 2007·Application pending·0 cites
- 5054US8241709B2Method for producing electrode having immobilized π-conjugated ligands, electrode having immobilized π-conjugated metal complexes, and electrode having immobilized π-conjugated multinuclear metal complexesKUBO WATARU·Filed 2008·Granted Aug 14, 2012·0 cites·6 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →