Inventor
KUBO WATARU
JP54 patents
⚠️ This page may combine multiple inventors who share the name “KUBO WATARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
31 patentsUS10444588B2Oct 15, 2019
Electrochromic element, optical filter, lens unit, imaging apparatus, and window member
CANON KK7 citations84
US9798213B2Oct 24, 2017
Electrochromic element, method of driving the same, an optical filter, lens unit, image pick-up device and window material
CANON KK8 citations84
US7632600B2Dec 15, 2009
Enzyme electrode and method of producing the same
CANON KK8 citations84
US11630364B2Apr 18, 2023
Electrochromic element, optical apparatus, light control window, and image pickup apparatus
CANON KK2 citations73
US11442324B2Sep 13, 2022
Electrochromic element, imaging apparatus and transmittance variable window using the same
CANON KK2 citations73
US10372005B2Aug 6, 2019
Organic electrochromic device, optical filter, lens unit, and imaging apparatus
CANON KK2 citations73
US10303033B2May 28, 2019
Electrochromic element, optical filter, lens unit, and image pick-up apparatus
CANON KK2 citations73
US10208244B2Feb 19, 2019
Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window material
CANON KK2 citations73
US10151958B2Dec 11, 2018
Electrochromic element
CANON KK3 citations73
US9869919B2Jan 16, 2018
Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member
CANON KK3 citations73
US9766527B2Sep 19, 2017
Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member
CANON KK6 citations73
US11180950B2Nov 23, 2021
Electrochromic device, optical filter, lens unit, imaging apparatus, window member, and driving method
CANON KK1 citations63
US10684526B2Jun 16, 2020
Electrochromic element
CANON KK1 citations63
US7816025B2Oct 19, 2010
Enzyme electrode, enzyme electrode producing method, sensor and fuel cell each using enzyme electrode
CANON KK4 citations63
US7687186B2Mar 30, 2010
Enzyme electrode, and sensor and biofuel cell using the same
CANON KK2 citations63
US12174404B2Dec 24, 2024
Light-controlling device
CANON KK1 citations62
US12078905B2Sep 3, 2024
Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member
CANON KK0 citations62
US12078904B2Sep 3, 2024
Electrochromic device, optical filter, lens unit, image pickup apparatus, window member, and electrochromic mirror
CANON KK0 citations62
US11968461B2Apr 23, 2024
Image pickup apparatus
CANON KK0 citations62
US11573473B2Feb 7, 2023
Electrochromic device
CANON KK1 citations62
US11402717B2Aug 2, 2022
Electrochromic mirror
CANON KK0 citations62
US11319483B2May 3, 2022
Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window material
CANON KK0 citations62
US11194215B2Dec 7, 2021
Electrochromic device, optical filter using same, lens unit, image taking device, window member, and driving method for electrochromic element
CANON KK0 citations62
US10784295B2Sep 22, 2020
Image capturing apparatus and method for controlling temperature of a light transmitting element through controlling the optical element's exposure to and transmittance of light
CANON KK1 citations59
US11366369B2Jun 21, 2022
Electrochromic element
CANON KK1 citations57
US12081855B2Sep 3, 2024
Light modulating element and optical apparatus, imaging apparatus and lens unit using the same
CANON KK0 citations52
US11661546B2May 30, 2023
Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member
CANON KK0 citations52
US10353263B2Jul 16, 2019
Electrochromic element, method of driving the same, optical filter, lens unit, image pick-up apparatus, and window
CANON KK0 citations52
US7964071B2Jun 21, 2011
Device with π-conjugated metal complex immobilized substrate in aqueous electrolyte
CANON KK1 citations52
US8026656B2Sep 27, 2011
Film containing conjugated polymer chains and method of producing the same
CANON KK0 citations51
US9096936B2Aug 4, 2015
Metal structural body-containing polymer film, method for manufacturing metal structural body-containing polymer film, and method for manufacturing patterned structural body
CANON KK0 citations50
ASAHI OPTICAL CO LTD
5 patentsUS5684762ANov 4, 1997
Opto-magnetic head apparatus
ASAHI OPTICAL CO LTD37 citations92
US4956833ASep 11, 1990
Objective driving device for an optical disk apparatus
ASAHI OPTICAL CO LTD28 citations91
US5850380ADec 15, 1998
Photomagnetic head apparatus
ASAHI OPTICAL CO LTD14 citations74
US5600494AFeb 4, 1997
Objective lens system of an optical disk device
ASAHI OPTICAL CO LTD16 citations74
US6404485B1Jun 11, 2002
Rotation amount detecting system of deflection mirror for optical disc drive
ASAHI OPTICAL CO LTD10 citations73
PENTAX CORP
5 patentsUS6829105B2Dec 7, 2004
Objective optical system for optical pick-up
PENTAX CORP18 citations84
US6567353B1May 20, 2003
Optical head with light receiving element surfaces divided into at least three light receiving areas
PENTAX CORP14 citations84
US6667943B1Dec 23, 2003
Optical disc apparatus
PENTAX CORP15 citations83
US6529465B2Mar 4, 2003
Optical system for optical disk drive
PENTAX CORP11 citations73
US7342865B2Mar 11, 2008
Objective lens for optical recording/reproducing device
PENTAX CORP2 citations52
OKAMOTO KOHEI
5 patentsUS8971496B2Mar 3, 2015
X-ray waveguide
OKAMOTO KOHEI8 citations83
US8958531B2Feb 17, 2015
X-ray waveguide
OKAMOTO KOHEI5 citations72
US8611503B2Dec 17, 2013
X-ray waveguide
OKAMOTO KOHEI6 citations72
US8559600B2Oct 15, 2013
X-ray waveguide
OKAMOTO KOHEI6 citations72
US9129718B2Sep 8, 2015
X-ray waveguide
OKAMOTO KOHEI1 citations51
OPTOELECTRONICS CO LTD
1 patentNOMOTO TSUYOSHI
1 patentTOYOTA MOTOR CO LTD
1 patentKUBO WATARU
1 patentShowing the top 50 of 54 patents by PatentIndex Score.