Assignee
JIANG YINGQIU
US·4 granted patents·4 pending applications·9 citations·filing 2005–2017
Top patents by PatentIndex Score
8 records- 0183US8988638B2Polarizing retro-reflective sheeting comprising a cholesteric liquid crystal polymer filmJIANG YINGQIU·Filed 2011·Granted Mar 24, 2015·7 cites·10 claims
- 0279US10414196B1Optical security device having hidden images and methods of making the sameJIANG YINGQIU·Filed 2017·Granted Sep 17, 2019·1 cites·14 claims
- 0377US10353287B1Methods of producing multicolor images in a single layer of cholesteric liquid crystal polymerJIANG YINGQIU·Filed 2017·Granted Jul 16, 2019·1 cites·15 claims
- 0458US9789724B2Optical security device and system and fabrication methods thereofJIANG YINGQIU·Filed 2013·Granted Oct 17, 2017·0 cites·8 claims
- 0558US2006127571A1Method of producing iridescent coatingsJIANG YINGQIU·Filed 2005·Application pending·0 cites
- 0653US2010112314A1Invisible Pigments and InkJIANG YINGQIU·Filed 2009·Application pending·0 cites
- 0743US2020049871A1Optical device with reflective multicolored and emissive imagesJIANG YINGQIU·Filed 2017·Application pending·0 cites
- 0832US2006203170A1Method of making patterned liquid crystal structureJIANG YINGQIU·Filed 2005·Application pending·0 cites
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