Inventor · disambiguated record
Edison Tan
Also filed as: TAN EDISON
3 granted patents·2 pending applications·5 citations·filing 2013–2017
58Inventor score
Files withGOOGLE INC5
Top patents by PatentIndex Score
5 records- 0169US9760700B2Image based CAPTCHA challengesGOOGLE INC·Filed 2015·Granted Sep 12, 2017·2 cites·20 claims
- 0262US9263055B2Systems and methods for three-dimensional audio CAPTCHAGOOGLE INC·Filed 2013·Granted Feb 16, 2016·3 cites·18 claims
- 0348US10042992B2Image based CAPTCHA challengesGOOGLE INC·Filed 2017·Granted Aug 7, 2018·0 cites·20 claims
- 0443US2016048662A1Computerized CAPTCHA Systems Using A Direct Connection With User Computing DeviceGOOGLE INC·Filed 2014·Application pending·0 cites
- 0542US2015128236A1Systems and Methods for Verifying a User Based on Reputational InformationGOOGLE INC·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →