Inventor
IGETA KOICHI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “IGETA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JAPAN DISPLAY INC
33 patentsUS10310309B2Jun 4, 2019
Display device
JAPAN DISPLAY INC1 citations73
US8885136B2Nov 11, 2014
Display 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 spacer
JAPAN DISPLAY INC2 citations63
US12135457B2Nov 5, 2024
Liquid crystal optical element and method for manufacturing the same
JAPAN DISPLAY INC0 citations62
US12124145B2Oct 22, 2024
Method of manufacturing liquid crystal element and liquid crystal element
JAPAN DISPLAY INC0 citations62
US11774807B2Oct 3, 2023
Display device
JAPAN DISPLAY INC0 citations62
US11604384B2Mar 14, 2023
Liquid crystal element
JAPAN DISPLAY INC0 citations62
US11573458B2Feb 7, 2023
Display device
JAPAN DISPLAY INC0 citations62
US11474387B2Oct 18, 2022
Display apparatus
JAPAN DISPLAY INC0 citations62
US11347112B2May 31, 2022
Display device
JAPAN DISPLAY INC0 citations62
US12578603B2Mar 17, 2026
Liquid crystal optical element comprising an alignment control layer having a plurality of projections and manufacturing method thereof
JAPAN DISPLAY INC0 citations61
US12164190B2Dec 10, 2024
Camera module
JAPAN DISPLAY INC1 citations60
US11550188B2Jan 10, 2023
Liquid crystal display device
JAPAN DISPLAY INC1 citations58
US12446392B2Oct 14, 2025
Photovoltaic cell device
JAPAN DISPLAY INC0 citations52
US12422714B2Sep 23, 2025
Display device and manufacturing method thereof
JAPAN DISPLAY INC0 citations52
US12253699B2Mar 18, 2025
Liquid crystal optical element
JAPAN DISPLAY INC0 citations52
US12147110B1Nov 19, 2024
Display device
JAPAN DISPLAY INC0 citations52
US12111543B2Oct 8, 2024
Display device
JAPAN DISPLAY INC0 citations52
US11982825B2May 14, 2024
Liquid crystal optical element and method for manufacturing the same
JAPAN DISPLAY INC0 citations52
US11726363B2Aug 15, 2023
Liquid crystal element
JAPAN DISPLAY INC0 citations52
US11579492B2Feb 14, 2023
Liquid crystal optical element comprising first and second liquid crystal layers each having respective liquid crystal molecules with a fixed alignment direction
JAPAN DISPLAY INC0 citations52
US9213202B2Dec 15, 2015
Liquid crystal display device
JAPAN DISPLAY INC0 citations52
US9182634B2Nov 10, 2015
Liquid 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 portions
JAPAN DISPLAY INC0 citations52
US9035869B2May 19, 2015
Liquid crystal display device
JAPAN DISPLAY INC0 citations51
US12520050B2Jan 6, 2026
Liquid crystal panel, imaging system module, and imaging apparatus
JAPAN DISPLAY INC0 citations50
US12416750B2Sep 16, 2025
Liquid crystal optical element and manufacturing method of the same
JAPAN DISPLAY INC0 citations50
US12360414B2Jul 15, 2025
Liquid crystal panel, liquid crystal panel apparatus, and imager
JAPAN DISPLAY INC0 citations50
US12313940B2May 27, 2025
Liquid crystal optical element comprising an alignment control layer having a plurality of convex bodies
JAPAN DISPLAY INC0 citations50
US12306500B2May 20, 2025
Alignment processing device and manufacturing method of liquid crystal optical element
JAPAN DISPLAY INC0 citations50
US12292639B2May 6, 2025
Display device
JAPAN DISPLAY INC0 citations50
US11556030B2Jan 17, 2023
Liquid crystal display device
JAPAN DISPLAY INC0 citations50
US9310651B2Apr 12, 2016
Liquid 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 material
JAPAN DISPLAY INC0 citations50
US10795211B2Oct 6, 2020
Liquid crystal display device
JAPAN DISPLAY INC0 citations42
US10002557B2Jun 19, 2018
Display device
JAPAN DISPLAY INC0 citations42
HITACHI DISPLAYS LTD
8 patentsUS8350792B2Jan 8, 2013
Display device
HITACHI DISPLAYS LTD24 citations92
US7920231B2Apr 5, 2011
Liquid crystal display device
HITACHI DISPLAYS LTD8 citations84
US7777842B2Aug 17, 2010
Transflective liquid crystal display device having a region having neither a light-shielding film nor a color filter between reflective sections of adjacent subpixels
HITACHI DISPLAYS LTD3 citations63
US7599027B2Oct 6, 2009
Transflective liquid crystal display device
HITACHI DISPLAYS LTD2 citations63
US7750998B2Jul 6, 2010
Liquid crystal display device
HITACHI DISPLAYS LTD5 citations62
US7692745B2Apr 6, 2010
Transflective liquid crystal display device having particular pixel electrodes and counter electrodes arrangement
HITACHI DISPLAYS LTD4 citations62
US7825884B2Nov 2, 2010
Liquid crystal display device
HITACHI DISPLAYS LTD0 citations51
US7808589B2Oct 5, 2010
Transflective liquid crystal display device having particular angle between initial liquid crystal alignment direction and pixel electrode projection direction
HITACHI DISPLAYS LTD0 citations42