Inventor · disambiguated record
Yong-Dok Cha
Also filed as: CHA YONG-DOK
16 granted patents·2 pending applications·61 citations·filing 2002–2017
91Inventor score
Top patents by PatentIndex Score
18 records- 0186US9057941B2Reflection type screen for front projection display apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Jun 16, 2015·6 cites·6 claims
- 0279US8395601B2Touch sensing system and display apparatus employing the sameNHO JEONG-HO·Filed 2009·Granted Mar 12, 2013·11 cites·14 claims
- 0377US10775655B2Display apparatus and back light unit included thereinSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Sep 15, 2020·1 cites·16 claims
- 0476US8026468B2Projection display apparatus comprising a spatial-beam changing unit which changes spatial positions of beamsSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Sep 27, 2011·5 cites·16 claims
- 0574US8384846B2Backlight unit and liquid crystal display having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted Feb 26, 2013·6 cites·29 claims
- 0665US9664990B2Illumination apparatus and projection-type image display apparatus having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted May 30, 2017·1 cites·11 claims
- 0764US8830150B23D glasses and a 3D display apparatusNHO JEONG-HO·Filed 2011·Granted Sep 9, 2014·2 cites·7 claims
- 0864US7145728B2Projection apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Dec 5, 2006·9 cites·42 claims
- 0963US6908199B2Optical illumination system and image projection system including the sameSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Jun 21, 2005·8 cites·30 claims
- 1058US7369736B2Light tunnel, uniform light illuminating device and projector employing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted May 6, 2008·6 cites·24 claims
- 1157US7075727B2Projection lens system for image projection apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2003·Granted Jul 11, 2006·6 cites·5 claims
- 1248US8414129B2Optical systemPARK JAE-HYUN·Filed 2009·Granted Apr 9, 2013·0 cites·11 claims
- 1346US9154774B2Stereoscopic imaging system for forming three-dimensional stereoscopic imagesCHO JIN HYUN·Filed 2011·Granted Oct 6, 2015·0 cites·24 claims
- 1446US2007165194A1Image display apparatus and control method thereforSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 1545US10317732B2Display apparatus with backlight unitSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Jun 11, 2019·0 cites·18 claims
- 1645US9645477B2Polarization LED module, and lighting device and projector having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted May 9, 2017·0 cites·25 claims
- 1743US10401679B2Display apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Sep 3, 2019·0 cites·18 claims
- 1836US2015226971A1Head-mount type display apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →