Inventor · disambiguated record
Chang Li
Also filed as: LI CHANG · Li chang zheng
4 granted patents·2 pending applications·231 citations·filing 2014–2025
76Inventor score
Top patents by PatentIndex Score
6 records- 0197US11012390B1Media content response in a messaging systemSNAP INC·Filed 2019·Granted May 18, 2021·222 cites·20 claims
- 0295US11394676B2Media content response in a messaging systemSNAP INC·Filed 2021·Granted Jul 19, 2022·5 cites·20 claims
- 0380US11568446B1Media preview systemSNAP INC·Filed 2017·Granted Jan 31, 2023·4 cites·17 claims
- 0476US2025328929A1Media preview systemSNAP INC·Filed 2025·Application pending·0 cites
- 0565US12387241B2Media preview systemSNAP INC·Filed 2022·Granted Aug 12, 2025·0 cites·20 claims
- 0644US2015181288A1Video sales and marketing systemIGNITE VIDEO INC·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →