Inventor · disambiguated record
Takayuki Sumida
Also filed as: SUMIDA TAKAYUKI
29 granted patents·10 pending applications·261 citations·filing 2004–2024
95Inventor score
Top patents by PatentIndex Score
39 records- 0197US7749667B2Image forming method, and electrophotographic apparatus making use of the image forming methodCANON KK·Filed 2007·Granted Jul 6, 2010·32 cites·13 claims
- 0297US7718331B2Electrophotographic photosensitive member with depressed portions, process cartridge holding the electrophotographic photosensitive member and electrophotographic apparatus with the electrophotographic photosensitive memberCANON KK·Filed 2007·Granted May 18, 2010·41 cites·8 claims
- 0397US7622238B2Process for producing electrophotographic photosensitive memberCANON KK·Filed 2007·Granted Nov 24, 2009·36 cites·6 claims
- 0497US7551878B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2007·Granted Jun 23, 2009·39 cites·7 claims
- 0595US7556901B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2007·Granted Jul 7, 2009·24 cites·9 claims
- 0693US8471463B2Organic EL element, and light-emitting apparatus, image-forming apparatus, display apparatus and imaging apparatus using the organic EL elementSUMIDA TAKAYUKI·Filed 2012·Granted Jun 25, 2013·18 cites·14 claims
- 0786US7359230B2Nonvolatile memory deviceCANON KK·Filed 2004·Granted Apr 15, 2008·41 cites·10 claims
- 0882US7607829B2Resonance tag with temperature sensorCANON KK·Filed 2007·Granted Oct 27, 2009·12 cites·5 claims
- 0981US11374189B2Quantum dot, photoelectric conversion element including the same, light receiving element, photoelectric conversion apparatus, moving object, method for producing quantum dot, and method for producing photoelectric conversion elementCANON KK·Filed 2020·Granted Jun 28, 2022·1 cites·20 claims
- 1073US8043000B2Resonance tag with temperature sensorCANON KK·Filed 2009·Granted Oct 25, 2011·7 cites·1 claims
- 1170US8344370B2Display apparatusCANON KK·Filed 2011·Granted Jan 1, 2013·2 cites·3 claims
- 1266US7817043B2Radio frequency tagCANON KK·Filed 2005·Granted Oct 19, 2010·3 cites·3 claims
- 1366US7696883B2Resonance tag, method of reversibly changing resonance characteristics of resonance circuit, and capacitive elementCANON KK·Filed 2006·Granted Apr 13, 2010·4 cites·8 claims
- 1465US8648527B2Display apparatusCANON KK·Filed 2012·Granted Feb 11, 2014·1 cites·15 claims
- 1564US12232341B2Photoelectric conversion element, light-receiving element including the same, photoelectric conversion apparatus, mobile unit, method for manufacturing photoelectric conversion film, and method for manufacturing photoelectric conversion elementCANON KK·Filed 2021·Granted Feb 18, 2025·0 cites·18 claims
- 1662US12063800B2Photoelectric conversion element that reduces a residual image while enhancing heat resistanceCANON KK·Filed 2021·Granted Aug 13, 2024·0 cites·16 claims
- 1759US12249675B2Semiconductor deviceCANON KK·Filed 2021·Granted Mar 11, 2025·0 cites·23 claims
- 1857US11774447B2Detection of citrullinated inter-alpha-trypsin inhibitor heavy chain 4 (ITIH4)UNIV TSUKUBA·Filed 2018·Granted Oct 3, 2023·0 cites·11 claims
- 1956US11569277B2Semiconductor deviceCANON KK·Filed 2020·Granted Jan 31, 2023·0 cites·17 claims
- 2056US11476306B2Semiconductor apparatus, photodetection system, light emitting system, and moving bodyCANON KK·Filed 2020·Granted Oct 18, 2022·0 cites·49 claims
- 2156US2025081791A1Oled chip, exposure head, image forming apparatus, and method of manufacturing oled chipCANON KK·Filed 2024·Application pending·0 cites
- 2255US11631776B2Photoelectric conversion elementCANON KK·Filed 2020·Granted Apr 18, 2023·0 cites·12 claims
- 2355US11505456B2Method for producing hollow structure and hollow structureCANON KK·Filed 2019·Granted Nov 22, 2022·0 cites·12 claims
- 2454US12245446B2Semiconductor device having quantum dots, display device, imaging system, and moving bodyCANON KK·Filed 2021·Granted Mar 4, 2025·0 cites·13 claims
- 2553US11769754B2Manufacturing method for semiconductor apparatus and semiconductor apparatusCANON KK·Filed 2019·Granted Sep 26, 2023·0 cites·11 claims
- 2651US2009170023A1Process for producing electrophotographic photosensitive memberCANON KK·Filed 2009·Application pending·0 cites
- 2749US2020101492A1Capacitive transducer, manufacturing method thereof, and image forming apparatusCANON KK·Filed 2019·Application pending·0 cites
- 2848US2008096123A1Process for producing electrophotographic photosensitive memberCANON KK·Filed 2007·Application pending·0 cites
- 2947US8547012B2Organic electroluminescent element and light-emitting apparatus using the sameITO NAOYUKI·Filed 2011·Granted Oct 1, 2013·0 cites·10 claims
- 3046US10178286B2Method for forming color filter array, method for manufacturing imaging apparatus, and imaging apparatusCANON KK·Filed 2015·Granted Jan 8, 2019·0 cites·5 claims
- 3144US8850700B2Wiring board and method for making the sameSUMIDA TAKAYUKI·Filed 2008·Granted Oct 7, 2014·0 cites·15 claims
- 3243US2012256562A1Display apparatusSHIOBARA SATORU·Filed 2012·Application pending·0 cites
- 3343US2012268042A1Display apparatusSHIOBARA SATORU·Filed 2012·Application pending·0 cites
- 3442US2011215367A1Organic electroluminescence element and light-emitting apparatus having the sameCANON KK·Filed 2011·Application pending·0 cites
- 3542US2013076236A1Display apparatusSUMIDA TAKAYUKI·Filed 2012·Application pending·0 cites
- 3637US9893110B2Method of manufacturing solid-state image sensor, solid-state image sensor, and cameraCANON KK·Filed 2016·Granted Feb 13, 2018·0 cites·11 claims
- 3737US9716011B2Method of manufacturing semiconductor device and apparatus for manufacturing semiconductor deviceCANON KK·Filed 2015·Granted Jul 25, 2017·0 cites·14 claims
- 3834US2015221809A1Semiconductor device manufacturing methodCANON KK·Filed 2015·Application pending·0 cites
- 3930US2006147717A1Image erasing method, apparatus therefor and recycling method for recording mediumSPACE ENVIRONMENTAL TECHNOLOGY·Filed 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Takayuki Sumida files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →