Koichi Igeta
46Patents
4h-index
30Co-inventors
63Inventor score
Filing activity: May 18, 2005 → Sep 9, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8350792B2 | Display device | Physics | 18 | Active |
| US8797496B2 | Liquid crystal display device | Physics | 5 | Active |
| US8237906B2 | Liquid crystal display device | Physics | 5 | Active |
| US7920231B2 | Liquid crystal display device | Physics | 4 | Active |
| US7692745B2 | Transflective liquid crystal display device having particular pixel electrodes and counter electrodes arrangement | Physics | 2 | Active |
| US7750998B2 | Liquid crystal display device | Physics | 2 | Active |
| US8730445B2 | 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 | Physics | 2 | Active |
| US7777842B2 | Transflective liquid crystal display device having a region having neither a light-shielding film nor a color filter between reflective sections of adjacent subpixels | Physics | 2 | Active |
| US8749519B2 | Touch panel device | Physics | 1 | Active |
| US10310309B2 | Display device | Physics | 1 | Active |
| US8885136B2 | 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 | Physics | 1 | Active |
| US7599027B2 | Transflective liquid crystal display device | Physics | 1 | Active |
| US11579492B2 | Liquid crystal optical element comprising first and second liquid crystal layers each having respective liquid crystal molecules with a fixed alignment direction | Physics | 0 | Active |
| US8466865B2 | Liquid crystal display device | Physics | 0 | Active |
| US11774807B2 | Display device | Physics | 0 | Active |
| US12416750B2 | Liquid crystal optical element and manufacturing method of the same | Physics | 0 | Active |
| US11726363B2 | Liquid crystal element | Physics | 0 | Active |
| US12292639B2 | Display device | Physics | 0 | Active |
| US9310651B2 | 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 | Physics | 0 | Active |
| US9182634B2 | 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 | Physics | 0 | Active |
| US7808589B2 | Transflective liquid crystal display device having particular angle between initial liquid crystal alignment direction and pixel electrode projection direction | Physics | 0 | Active |
| US12306500B2 | Alignment processing device and manufacturing method of liquid crystal optical element | Physics | 0 | Active |
| US9035869B2 | Liquid crystal display device | Physics | 0 | Active |
| US11982825B2 | Liquid crystal optical element and method for manufacturing the same | Chemistry; Metallurgy | 0 | Active |
| US12253699B2 | Liquid crystal optical element | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.