Assignee
SHENZHEN GUOHUA OPTOELECTRONICS CO LTD
CN·5 granted patents·5 pending applications·0 citations·filing 2014–2020
Top patents by PatentIndex Score
10 records- 0155US11505745B2Use of zwitterion dopant in preparation of dynamic-scattering-mode-based liquid crystal materialSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2018·Granted Nov 22, 2022·0 cites·6 claims
- 0248US10634829B2Display structure with high-brightness diffuse reflector and manufacturing method thereofSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2014·Granted Apr 28, 2020·0 cites·5 claims
- 0343US2017082849A1Display structure having paper effect and manufacturing method thereofSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2014·Application pending·0 cites
- 0442US2020182818A1Testing system based on sensitivity of humidity sensorSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2017·Application pending·0 cites
- 0540US12228758B2Liquid crystal multilayer film and preparation method thereofSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2020·Granted Feb 18, 2025·0 cites·3 claims
- 0637US2020133036A1Color-changing light-adjusting liquid crystal device and light adjusting method thereofSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2018·Application pending·0 cites
- 0737US2019331946A1Light-adjusting device and light-adjusting method thereofSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2018·Application pending·0 cites
- 0833US2018200801A1Preparation Method for the Nano-silver ParticlesSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2016·Application pending·0 cites
- 0931US10410592B2Driving method for reducing ghosting of electrophoretic displaySHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2016·Granted Sep 10, 2019·0 cites·6 claims
- 1028US10466471B2Three-layer full-color dynamic electronic paperSHENZHEN GUOHUA OPTOELECTRONICS CO LTD·Filed 2016·Granted Nov 5, 2019·0 cites·19 claims
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