Inventor · disambiguated record
Jiafan Ou
Also filed as: OU JIAFAN
4 granted patents·33 citations·filing 2007–2019
69Inventor score
Top patents by PatentIndex Score
4 records- 0189US8116746B2Technologies for finding ringtones that match a user's hummed renditionLU LIE·Filed 2007·Granted Feb 14, 2012·31 cites·14 claims
- 0275US11468471B2Audience expansion according to user behaviorsPINTEREST INC·Filed 2019·Granted Oct 11, 2022·2 cites·14 claims
- 0353US9794423B2Query by humming for ringtone search and downloadMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2016·Granted Oct 17, 2017·0 cites·20 claims
- 0448US9396257B2Query by humming for ringtone search and downloadLU LIE·Filed 2011·Granted Jul 19, 2016·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →