Inventor · disambiguated record
Koichi Igeta
Also filed as: IGETA KOICHI
48 granted patents·32 pending applications·70 citations·filing 2001–2025
96Inventor score
Top patents by PatentIndex Score
80 records- 0194US8350792B2Display deviceHITACHI DISPLAYS LTD·Filed 2009·Granted Jan 8, 2013·24 cites·4 claims
- 0291US7920231B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2010·Granted Apr 5, 2011·8 cites·17 claims
- 0389US8797496B2Liquid crystal display deviceTOMIOKA YASUSHI·Filed 2012·Granted Aug 5, 2014·6 cites·15 claims
- 0489US2025347958A1Display deviceMAGNOLIA WHITE CORP·Filed 2025·Application pending·0 cites
- 0588US12164190B2Camera moduleJAPAN DISPLAY INC·Filed 2023·Granted Dec 10, 2024·1 cites·6 claims
- 0685US12393082B2Display deviceMAGNOLIA WHITE CORP·Filed 2023·Granted Aug 19, 2025·0 cites·14 claims
- 0783US11774807B2Display deviceJAPAN DISPLAY INC·Filed 2023·Granted Oct 3, 2023·0 cites·15 claims
- 0882US8885136B2Display device comprising a recessed portion that is formed with at least one convex portion at a bottom of the recessed portion and wherein the recessed portion faces a columnar spacerJAPAN DISPLAY INC·Filed 2014·Granted Nov 11, 2014·2 cites·6 claims
- 0981US8730445B2Liquid crystal display device with first and second substrates sealed by sealing material with an end of protective material on second substrate being disposed between inner and outer wall surfaces of the sealing materialOHKUBO MASAHIRO·Filed 2011·Granted May 20, 2014·5 cites·15 claims
- 1080US12510792B2Liquid crystal element and liquid crystal element manufacturing methodMAGNOLIA WHITE CORP·Filed 2024·Granted Dec 30, 2025·0 cites·12 claims
- 1180US11573458B2Display deviceJAPAN DISPLAY INC·Filed 2022·Granted Feb 7, 2023·0 cites·11 claims
- 1280US11550188B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2021·Granted Jan 10, 2023·1 cites·16 claims
- 1380US10310309B2Display deviceJAPAN DISPLAY INC·Filed 2015·Granted Jun 4, 2019·1 cites·3 claims
- 1480US7750998B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Jul 6, 2010·5 cites·18 claims
- 1579US8237906B2Liquid crystal display deviceIGETA KOICHI·Filed 2009·Granted Aug 7, 2012·6 cites·9 claims
- 1677US12446392B2Photovoltaic cell deviceJAPAN DISPLAY INC·Filed 2023·Granted Oct 14, 2025·0 cites·7 claims
- 1775US7692745B2Transflective liquid crystal display device having particular pixel electrodes and counter electrodes arrangementHITACHI DISPLAYS LTD·Filed 2008·Granted Apr 6, 2010·4 cites·13 claims
- 1874US11347112B2Display deviceJAPAN DISPLAY INC·Filed 2020·Granted May 31, 2022·0 cites·7 claims
- 1973US12135457B2Liquid crystal optical element and method for manufacturing the sameJAPAN DISPLAY INC·Filed 2024·Granted Nov 5, 2024·0 cites·12 claims
- 2071US12124145B2Method of manufacturing liquid crystal element and liquid crystal elementJAPAN DISPLAY INC·Filed 2023·Granted Oct 22, 2024·0 cites·4 claims
- 2171US2019086711A1Display deviceJAPAN DISPLAY INC·Filed 2018·Application pending·0 cites
- 2270US7777842B2Transflective liquid crystal display device having a region having neither a light-shielding film nor a color filter between reflective sections of adjacent subpixelsHITACHI DISPLAYS LTD·Filed 2007·Granted Aug 17, 2010·3 cites·13 claims
- 2367US12416750B2Liquid crystal optical element and manufacturing method of the sameJAPAN DISPLAY INC·Filed 2024·Granted Sep 16, 2025·0 cites·11 claims
- 2467US12360414B2Liquid crystal panel, liquid crystal panel apparatus, and imagerJAPAN DISPLAY INC·Filed 2024·Granted Jul 15, 2025·0 cites·9 claims
- 2567US2025313753A1Liquid crystal material composition and display deviceJAPAN DISPLAY INC·Filed 2025·Application pending·0 cites
- 2666US12313940B2Liquid crystal optical element comprising an alignment control layer having a plurality of convex bodiesJAPAN DISPLAY INC·Filed 2024·Granted May 27, 2025·0 cites·9 claims
- 2766US10795211B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2018·Granted Oct 6, 2020·0 cites·12 claims
- 2866US9182634B2Liquid crystal display device wherein an alignment film over a concave portion has a thickness which is thicker than a thickness of the alignment film over convex portionsJAPAN DISPLAY INC·Filed 2014·Granted Nov 10, 2015·0 cites·8 claims
- 2966US7599027B2Transflective liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2007·Granted Oct 6, 2009·2 cites·20 claims
- 3065US12111543B2Display deviceJAPAN DISPLAY INC·Filed 2023·Granted Oct 8, 2024·0 cites·16 claims
- 3165US11982825B2Liquid crystal optical element and method for manufacturing the sameJAPAN DISPLAY INC·Filed 2023·Granted May 14, 2024·0 cites·5 claims
- 3264US9213202B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2014·Granted Dec 15, 2015·0 cites·10 claims
- 3364US8749519B2Touch panel deviceIGETA KOICHI·Filed 2012·Granted Jun 10, 2014·2 cites·6 claims
- 3463US12253699B2Liquid crystal optical elementJAPAN DISPLAY INC·Filed 2024·Granted Mar 18, 2025·0 cites·14 claims
- 3563US2020393726A1Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2020·Application pending·0 cites
- 3662US2025231459A1Display device and light guide elementJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 3762US2025052937A1Liquid crystal optical element and display deviceJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 3861US12306500B2Alignment processing device and manufacturing method of liquid crystal optical elementJAPAN DISPLAY INC·Filed 2024·Granted May 20, 2025·0 cites·7 claims
- 3961US11604384B2Liquid crystal elementJAPAN DISPLAY INC·Filed 2022·Granted Mar 14, 2023·0 cites·5 claims
- 4061US2024361505A1Manufacturing method of liquid crystal optical elementJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 4161US2024192417A1Liquid crystal optical elementJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 4261US2024176193A1Liquid crystal optical elementJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 4360US12147110B1Display deviceJAPAN DISPLAY INC·Filed 2024·Granted Nov 19, 2024·0 cites·8 claims
- 4460US9310651B2Liquid crystal display device with first and second substrates sealed by sealing material with an end of protective material on second substrate being disposed between inner and outer wall surfaces of the sealing materialJAPAN DISPLAY INC·Filed 2014·Granted Apr 12, 2016·0 cites·9 claims
- 4559US11474387B2Display apparatusJAPAN DISPLAY INC·Filed 2020·Granted Oct 18, 2022·0 cites·18 claims
- 4659US2023375874A1Liquid crystal optical elementJAPAN DISPLAY INC·Filed 2023·Application pending·0 cites
- 4758US11726363B2Liquid crystal elementJAPAN DISPLAY INC·Filed 2022·Granted Aug 15, 2023·0 cites·12 claims
- 4858US9035869B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2013·Granted May 19, 2015·0 cites·5 claims
- 4958US2025044634A1Display device and method of manufacturing display deviceJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 5057US12292639B2Display deviceJAPAN DISPLAY INC·Filed 2024·Granted May 6, 2025·0 cites·12 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →