Inventor · disambiguated record
Jiandong Cheng
Also filed as: CHENG JIANDONG
5 granted patents·2 pending applications·45 citations·filing 2007–2018
79Inventor score
Top patents by PatentIndex Score
7 records- 0189US8180837B2Image spam filtering based on senders' intention analysisLU JUN·Filed 2008·Granted May 15, 2012·29 cites·41 claims
- 0284US9130989B2Securing email communicationsFORTINET INC·Filed 2014·Granted Sep 8, 2015·7 cites·22 claims
- 0383US8914883B2Securing email communicationsFORTINET INC·Filed 2013·Granted Dec 16, 2014·7 cites·18 claims
- 0470US9521114B2Securing email communicationsFORTINET INC·Filed 2016·Granted Dec 13, 2016·1 cites·12 claims
- 0565US9413716B2Securing email communicationsFORTINET INC·Filed 2015·Granted Aug 9, 2016·1 cites·10 claims
- 0658US2009113003A1Image spam filtering based on senders' intention analysisFORTINET INC A DELAWARE CORP·Filed 2007·Application pending·0 cites
- 0739US2019306192A1Detecting email sender impersonationFORTINET INC·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →