Inventor · disambiguated record
Ken Sugiyama
Also filed as: SUGIYAMA KEN
37 granted patents·4 pending applications·52 citations·filing 2003–2025
96Inventor score
Top patents by PatentIndex Score
41 records- 0197US11209695B2Backlight device and a liquid crystal display deviceJAPAN DISPLAY INC·Filed 2021·Granted Dec 28, 2021·4 cites·10 claims
- 0295US12019322B2Display deviceJAPAN DISPLAY INC·Filed 2022·Granted Jun 25, 2024·2 cites·8 claims
- 0395US11686972B2Backlight deviceJAPAN DISPLAY INC·Filed 2021·Granted Jun 27, 2023·2 cites·16 claims
- 0494US10025128B2Backlight device, display device with the same, and method of manufacturing the backlight deviceJAPAN DISPLAY INC·Filed 2016·Granted Jul 17, 2018·7 cites·15 claims
- 0593US11536998B2Backlight device and display deviceJAPAN DISPLAY INC·Filed 2021·Granted Dec 27, 2022·2 cites·15 claims
- 0689US11644613B2Light source device and display device having the light source deviceJAPAN DISPLAY INC·Filed 2021·Granted May 9, 2023·3 cites·11 claims
- 0789US11460738B2Display deviceJAPAN DISPLAY INC·Filed 2020·Granted Oct 4, 2022·2 cites·11 claims
- 0888US11112632B2Backlight device and display deviceJAPAN DISPLAY INC·Filed 2020·Granted Sep 7, 2021·2 cites·15 claims
- 0988US2025370289A1Display deviceMAGNOLIA WHITE CORP·Filed 2025·Application pending·0 cites
- 1087US10877328B2Display device and flexible wiring boardJAPAN DISPLAY INC·Filed 2019·Granted Dec 29, 2020·3 cites·12 claims
- 1186US10948768B2Backlight device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2018·Granted Mar 16, 2021·3 cites·13 claims
- 1284US12411373B2Display deviceMAGNOLIA WHITE CORP·Filed 2024·Granted Sep 9, 2025·0 cites·20 claims
- 1384US10901251B2Backlight device, display device with the same, and method of manufacturing the backlight deviceJAPAN DISPLAY INC·Filed 2018·Granted Jan 26, 2021·3 cites·19 claims
- 1482US11428998B2Display deviceJAPAN DISPLAY INC·Filed 2020·Granted Aug 30, 2022·1 cites·17 claims
- 1581US11874553B2Backlight deviceJAPAN DISPLAY INC·Filed 2023·Granted Jan 16, 2024·0 cites·18 claims
- 1681US2024019628A1Illumination device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2023·Application pending·0 cites
- 1780US12111536B2Light source deviceJAPAN DISPLAY INC·Filed 2023·Granted Oct 8, 2024·0 cites·20 claims
- 1880US10852595B2Display deviceJAPAN DISPLAY INC·Filed 2019·Granted Dec 1, 2020·1 cites·9 claims
- 1977US11747549B2Illumination device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2022·Granted Sep 5, 2023·0 cites·8 claims
- 2076US11852918B2Light source deviceJAPAN DISPLAY INC·Filed 2022·Granted Dec 26, 2023·0 cites·6 claims
- 2174US10620366B2Illumination device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2019·Granted Apr 14, 2020·0 cites·9 claims
- 2273US6824286B2Surface light sourceTOSHIBA KK·Filed 2003·Granted Nov 30, 2004·14 cites·5 claims
- 2372US11573453B2Light source deviceJAPAN DISPLAY INC·Filed 2021·Granted Feb 7, 2023·0 cites·13 claims
- 2472US11346997B2Illumination device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2021·Granted May 31, 2022·0 cites·6 claims
- 2572US7583349B2Display deviceTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2008·Granted Sep 1, 2009·3 cites·4 claims
- 2670US11768325B2Display device, illumination device, and light guiding memberJAPAN DISPLAY INC·Filed 2022·Granted Sep 26, 2023·0 cites·21 claims
- 2769US10921509B2Illumination device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2020·Granted Feb 16, 2021·0 cites·9 claims
- 2869US10578917B2Backlight unit and liquid crystal display device comprising the sameJAPAN DISPLAY INC·Filed 2019·Granted Mar 3, 2020·0 cites·19 claims
- 2968US11333818B2Display device, illumination device, and light guiding memberJAPAN DISPLAY INC·Filed 2021·Granted May 17, 2022·0 cites·12 claims
- 3066US10408994B2Illumination device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2017·Granted Sep 10, 2019·0 cites·6 claims
- 3166US10222649B2Backlight unit and liquid crystal display device comprising the sameJAPAN DISPLAY INC·Filed 2017·Granted Mar 5, 2019·0 cites·14 claims
- 3265US10732347B2Liquid crystal display device having a joint portion of a wiring substrate extending from an inside to an outside of the caseJAPAN DISPLAY INC·Filed 2018·Granted Aug 4, 2020·0 cites·15 claims
- 3363US11054570B2Liquid crystal display device having a joint portion of a wiring substrate extending from an inside to an outside of the caseJAPAN DISPLAY INC·Filed 2020·Granted Jul 6, 2021·0 cites·15 claims
- 3458US10551556B2Light source device and light source unit comprising the sameJAPAN DISPLAY INC·Filed 2019·Granted Feb 4, 2020·0 cites·8 claims
- 3555US11815764B2Light source device and display device having light source deviceJAPAN DISPLAY INC·Filed 2020·Granted Nov 14, 2023·0 cites·20 claims
- 3654US10310174B2Light source device and light source unit comprising the sameJAPAN DISPLAY INC·Filed 2017·Granted Jun 4, 2019·0 cites·12 claims
- 3752US11567354B2Display deviceJAPAN DISPLAY INC·Filed 2021·Granted Jan 31, 2023·0 cites·17 claims
- 3852US11520178B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2021·Granted Dec 6, 2022·0 cites·17 claims
- 3944US2018031918A1Backlight unit and liquid crystal display device comprising the sameJAPAN DISPLAY INC·Filed 2017·Application pending·0 cites
- 4043US10545281B2Backlight device and liquid crystal display device comprising the sameJAPAN DISPLAY INC·Filed 2018·Granted Jan 28, 2020·0 cites·10 claims
- 4140US2018011241A1Backlight device and liquid crystal display device with the sameJAPAN DISPLAY INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →