Inventor · disambiguated record
Tomoyoshi Ichikawa
Also filed as: ICHIKAWA TOMOYOSHI
16 granted patents·7 pending applications·32 citations·filing 2007–2023
89Inventor score
Top patents by PatentIndex Score
23 records- 0193US12127420B2Display device, method for manufacturing display device, and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted Oct 22, 2024·4 cites·15 claims
- 0291US8981352B2Display unit having a groove between organic EL devicesYAMADA JIRO·Filed 2012·Granted Mar 17, 2015·17 cites·18 claims
- 0383US11133489B2Display device, method of manufacturing display device, and electronic deviceSONY CORP·Filed 2019·Granted Sep 28, 2021·2 cites·10 claims
- 0482US11569483B2Display element and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted Jan 31, 2023·2 cites·10 claims
- 0579US12108625B2Display device, method of manufacturing display device, and electronic deviceSONY GROUP CORP·Filed 2016·Granted Oct 1, 2024·2 cites·6 claims
- 0672US10727448B2Organic electro-luminescence device, and method of manufacturing organic electro-luminescence deviceSONY CORP·Filed 2017·Granted Jul 28, 2020·1 cites·17 claims
- 0772US10312471B2Method of manufacturing display device, display device, and electronic deviceSONY CORP·Filed 2016·Granted Jun 4, 2019·2 cites·7 claims
- 0872US9947887B2Display unit, method of manufacturing display unit, and electronic apparatusSONY CORP·Filed 2014·Granted Apr 17, 2018·2 cites·18 claims
- 0971US2023292543A1Display element and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2023·Application pending·0 cites
- 1068US12041813B2Light emitting element unit including varying distance between drive element gate electrodes and light emitting portionsSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Granted Jul 16, 2024·0 cites·7 claims
- 1162US12364148B2Display device and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted Jul 15, 2025·0 cites·20 claims
- 1261US11362306B2Light emitting element unitSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Jun 14, 2022·0 cites·10 claims
- 1360US2021036262A1Organic electro-luminescence device, and method of manufacturing organic electro-luminescence deviceSONY CORP·Filed 2020·Application pending·0 cites
- 1458US10886496B2Display unit, method of manufacturing display unit, and electronic apparatusSONY CORP·Filed 2018·Granted Jan 5, 2021·0 cites·20 claims
- 1556US12484422B2Display apparatus and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Nov 25, 2025·0 cites·14 claims
- 1656US2025160132A1Display deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2023·Application pending·0 cites
- 1755US12456397B2Display device and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Oct 28, 2025·0 cites·20 claims
- 1853US2025017051A1Display device and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 1952US12471440B2Display device, method for fabricating display device, and electronic instrumentSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Nov 11, 2025·0 cites·20 claims
- 2052US2024180002A1Display device, electronic device, and method of manufacturing display deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 2145US12389758B2Display device, method for manufacturing display device, and electronic apparatus with interlayer insulation filmSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Aug 12, 2025·0 cites·18 claims
- 2245US2007172626A1Optical recording medium and method for producing the sameC O SONY CORP·Filed 2007·Application pending·0 cites
- 2340US2021111228A1Display device, method for manufacturing display device, and electronic apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →