Inventor · disambiguated record
Kohei Yokoyama
Also filed as: YOKOYAMA KOHEI
65 granted patents·23 pending applications·324 citations·filing 2007–2025
98Inventor score
Files withSEMICONDUCTOR ENERGY LAB66YOKOYAMA KOHEI8AOYAMA TOMOYA4IKEDA HISAO2HITACHI HIGH TECH CORP1
Top patents by PatentIndex Score
88 records- 0197US9437832B2Light-emitting device and peeling methodSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Sep 6, 2016·22 cites·26 claims
- 0295US11818856B2Functional panel, method for manufacturing the same, module, data processing deviceSEMICONDUCTOR ENERGY LAB·Filed 2021·Granted Nov 14, 2023·2 cites·14 claims
- 0395US9333736B2Processing apparatus and processing method of stackSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted May 10, 2016·17 cites·11 claims
- 0495US9209355B2Light-emitting deviceSENDA NAOYUKI·Filed 2014·Granted Dec 8, 2015·36 cites·23 claims
- 0595US8435811B2Method for manufacturing evaporation donor substrate and light-emitting deviceYOKOYAMA KOHEI·Filed 2011·Granted May 7, 2013·14 cites·33 claims
- 0695US8153201B2Method of manufacturing light-emitting device, and evaporation donor substrateAOYAMA TOMOYA·Filed 2008·Granted Apr 10, 2012·31 cites·20 claims
- 0794US10573667B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Feb 25, 2020·6 cites·16 claims
- 0894US10367014B2Display device, manufacturing method of display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Jul 30, 2019·5 cites·10 claims
- 0994US8080811B2Method for manufacturing evaporation donor substrate and light-emitting deviceYOKOYAMA KOHEI·Filed 2008·Granted Dec 20, 2011·20 cites·22 claims
- 1093US10141526B2Peeling method using separating peeling layer and layer to be peeledSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Nov 27, 2018·4 cites·8 claims
- 1193US10101628B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Oct 16, 2018·6 cites·24 claims
- 1293US7932112B2Method for manufacturing light-emitting deviceSEMICONDUCTOR ENERGY LAB·Filed 2009·Granted Apr 26, 2011·18 cites·6 claims
- 1392US10079353B2Light-emitting device with flexible substratesSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Sep 18, 2018·3 cites·17 claims
- 1491US9805953B2Substrate separation apparatus for stacked bodySEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Oct 31, 2017·10 cites·24 claims
- 1591US8659011B2Light-emitting element, light-emitting device, and manufacturing method of light-emitting elementYOKOYAMA KOHEI·Filed 2012·Granted Feb 25, 2014·8 cites·18 claims
- 1690US10147780B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Dec 4, 2018·4 cites·19 claims
- 1788US11552107B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2020·Granted Jan 10, 2023·2 cites·11 claims
- 1888US8821963B2Deposition method and method for manufacturing light-emitting deviceTANAKA KOICHIRO·Filed 2009·Granted Sep 2, 2014·12 cites·45 claims
- 1987US11785827B2Display device and driving method of display deviceSEMICONDUCTOR ENERGY LAB·Filed 2021·Granted Oct 10, 2023·1 cites·10 claims
- 2087US2025072115A1Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2024·Application pending·0 cites
- 2186US8698190B2Lighting device and method for manufacturing the sameYOKOYAMA KOHEI·Filed 2012·Granted Apr 15, 2014·7 cites·15 claims
- 2285US10040175B2Film-like member support apparatusSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Aug 7, 2018·4 cites·13 claims
- 2385US9997576B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Jun 12, 2018·4 cites·11 claims
- 2485US9682544B2Processing apparatus and processing method of stackSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Jun 20, 2017·3 cites·8 claims
- 2585US9093404B2Light-emitting device and method for manufacturing the sameSEMICONDUCTOR ENERGY LAB·Filed 2013·Granted Jul 28, 2015·5 cites·13 claims
- 2685US8277871B2Evaporation donor substrate and method for manufacturing light-emitting deviceAOYAMA TOMOYA·Filed 2008·Granted Oct 2, 2012·10 cites·28 claims
- 2785US7528418B2Light-emitting deviceSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted May 5, 2009·9 cites·49 claims
- 2884US12230647B2Display device, manufacturing method of display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2023·Granted Feb 18, 2025·0 cites·6 claims
- 2984US12170291B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2023·Granted Dec 17, 2024·0 cites·4 claims
- 3084US10065808B2Support supply apparatus and method for supplying supportSEMICONDUCTOR ENERGY LAB·Filed 2016·Granted Sep 4, 2018·3 cites·19 claims
- 3184US9105879B2Light-emitting element, light-emitting device, and manufacturing method of light-emitting elementSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Aug 11, 2015·4 cites·18 claims
- 3284US8574709B2Deposition donor substrate and method for manufacturing light-emitting deviceSEO SATOSHI·Filed 2009·Granted Nov 5, 2013·6 cites·33 claims
- 3383US10304919B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2018·Granted May 28, 2019·3 cites·11 claims
- 3483US9578718B2Method for manufacturing light-emitting element and deposition apparatusSEMICONDUCTOR ENERGY LAB·Filed 2013·Granted Feb 21, 2017·5 cites·23 claims
- 3583US8425974B2Evaporation donor substrate and method for manufacturing light-emitting deviceTAKAHASHI RENA·Filed 2008·Granted Apr 23, 2013·10 cites·36 claims
- 3680US7560749B2Light emitting material, light emitting device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2007·Granted Jul 14, 2009·8 cites·13 claims
- 3779US11881489B2Display deviceSEMICONDUCTOR ENERGY LAB·Filed 2022·Granted Jan 23, 2024·0 cites·4 claims
- 3878US11075232B2Display device, manufacturing method of display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2019·Granted Jul 27, 2021·1 cites·14 claims
- 3978US9455418B2Support supply apparatus and method for supplying supportSEMICONDUCTOR ENERGY LAB·Filed 2014·Granted Sep 27, 2016·3 cites·15 claims
- 4078US8618568B2Method for manufacturing light-emitting device and film formation substrateAOYAMA TOMOYA·Filed 2010·Granted Dec 31, 2013·5 cites·9 claims
- 4177US2025151393A1Display device, manufacturing method of display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2025·Application pending·0 cites
- 4276US2024032232A1Functional panel, method for manufacturing the same, module, data processing deviceSEMICONDUCTOR ENERGY LAB·Filed 2023·Application pending·0 cites
- 4375US11824068B2Display device, manufacturing method of display device, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2021·Granted Nov 21, 2023·0 cites·9 claims
- 4473US9188323B2Lighting deviceYAMAZAKI SHUNPEI·Filed 2011·Granted Nov 17, 2015·2 cites·16 claims
- 4573US8653543B2Deposition substrate and method for manufacturing light-emitting deviceYOKOYAMA KOHEI·Filed 2011·Granted Feb 18, 2014·2 cites·48 claims
- 4672US10141525B2Light-emitting device, module, and electronic deviceSEMICONDUCTOR ENERGY LAB·Filed 2015·Granted Nov 27, 2018·2 cites·28 claims
- 4769US8486736B2Method for manufacturing light-emitting deviceYOKOYAMA KOHEI·Filed 2009·Granted Jul 16, 2013·2 cites·19 claims
- 4867US10583641B2Bonding apparatus and stack body manufacturing apparatusSEMICONDUCTOR ENERGY LAB·Filed 2017·Granted Mar 10, 2020·0 cites·14 claims
- 4966US9444051B2Method of manufacturing light-emitting device, and evaporation donor substrateAOYAMA TOMOYA·Filed 2012·Granted Sep 13, 2016·1 cites·31 claims
- 5066US9269921B2Lighting deviceWAKIMOTO KENICHI·Filed 2011·Granted Feb 23, 2016·1 cites·18 claims
Showing the top 50 of 88 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →