Inventor · disambiguated record
Masaaki Umehara
Also filed as: UMEHARA MASAAKI
13 granted patents·3 pending applications·17 citations·filing 2007–2020
86Inventor score
Top patents by PatentIndex Score
16 records- 0193US10784414B2Light source unit, laminated member, and display and lighting apparatus including themTORAY INDUSTRIES·Filed 2017·Granted Sep 22, 2020·6 cites·23 claims
- 0280US11149196B2Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lightingTORAY INDUSTRIES·Filed 2020·Granted Oct 19, 2021·1 cites·19 claims
- 0372US10400165B2Color conversion composition, color conversion sheet and light source unit including the same, display, lighting apparatus, backlight unit, LED chip, and LED packageTORAY INDUSTRIES·Filed 2016·Granted Sep 3, 2019·1 cites·24 claims
- 0471US10836959B2Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lightingTORAY INDUSTRIES·Filed 2016·Granted Nov 17, 2020·1 cites·31 claims
- 0568US11287566B2Plastic optical fiber and plastic optical fiber cordTORAY INDUSTRIES·Filed 2019·Granted Mar 29, 2022·1 cites·13 claims
- 0668US10894375B2Color conversion film and light source unit including the same, display, and lighting apparatusTORAY INDUSTRIES·Filed 2016·Granted Jan 19, 2021·1 cites·20 claims
- 0767US10199589B2Photoelectric conversion element and image sensor using sameTORAY INDUSTRIES·Filed 2015·Granted Feb 5, 2019·1 cites·17 claims
- 0865US9842884B2Photoelectric conversion element and image sensorTORAY INDUSTRIES·Filed 2015·Granted Dec 12, 2017·1 cites·10 claims
- 0965US7854960B2Method of manufacturing an optical device, a method of manufacturing a color filter and a method of manufacturing an organic electroluminescence deviceTOPPAN PRINTING CO LTD·Filed 2007·Granted Dec 21, 2010·3 cites·24 claims
- 1062US10703970B2Color conversion composition, color conversion film and light emitting device including the same, liquid crystal display device, and illumination deviceTORAY INDUSTRIES·Filed 2016·Granted Jul 7, 2020·1 cites·11 claims
- 1153US10669474B2Light source unit, and display and lighting device each including sameTORAY INDUSTRIES·Filed 2017·Granted Jun 2, 2020·0 cites·18 claims
- 1249US7599024B2Substrate provided with bank and substrate provided with color patternTOPPAN PRINTING CO LTD·Filed 2007·Granted Oct 6, 2009·0 cites·12 claims
- 1343US2008024539A1Method of manufacturing an optical device, a method of manufacturing a color filer and a method of manufacturing an organic electroluminescence deviceTOPPAN PRINTING CO LTD·Filed 2007·Application pending·0 cites
- 1442US2008113282A1Method of manufacturing an optical device, a method of manufacturing a color filter and a method of manufacturing an organic electroluminescence deviceTOPPAN PRINTING CO LTD·Filed 2007·Application pending·0 cites
- 1538US10738218B2Polysiloxane, material for semiconductor, and preparation method for semiconductor and solar cellTORAY INDUSTRIES·Filed 2017·Granted Aug 11, 2020·0 cites·32 claims
- 1633US2017141320A1Photoelectric conversion element, and image sensor, solar cell, single color detection sensor and flexible sensor each of which uses said photoelectric conversion elementTORAY INDUSTRIES·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →