Inventor · disambiguated record
Vishwanath Tumkur Ramarao
Also filed as: RAMARAO VISHWANATH · RAMARAO VISHWANATH TUMKUR
14 granted patents·2 pending applications·145 citations·filing 2006–2016
91Inventor score
Top patents by PatentIndex Score
16 records- 0191US9519682B1User trustworthinessPUJARA JAY·Filed 2011·Granted Dec 13, 2016·34 cites·17 claims
- 0287US7533130B2User behavior reporting based on pre-aggregated activity dataYAHOO INC·Filed 2006·Granted May 12, 2009·63 cites·39 claims
- 0381US8463827B2Mining global email folders for identifying auto-folder tagsRAMARAO VISHWANATH TUMKUR·Filed 2011·Granted Jun 11, 2013·6 cites·14 claims
- 0480US7809824B2Classification and cluster analysis spam detection and reductionYAHOO INC·Filed 2008·Granted Oct 5, 2010·12 cites·24 claims
- 0578US8364766B2Spam filtering based on statistics and token frequency modelingYAHOO INC·Filed 2008·Granted Jan 29, 2013·10 cites·15 claims
- 0673US9369483B2Detection and prevention of unwanted content on cloud-hosted servicesGOOGLE INC·Filed 2013·Granted Jun 14, 2016·1 cites·20 claims
- 0773US9043398B2Detection and prevention of unwanted content on cloud-hosted servicesGOOGLE INC·Filed 2013·Granted May 26, 2015·1 cites·20 claims
- 0870US9442881B1Anti-spam transient entity classificationNARAYAN SHARAT·Filed 2011·Granted Sep 13, 2016·5 cites·16 claims
- 0970US9225741B1Detection and prevention of unwanted content on cloud-hosted servicesGOOGLE INC·Filed 2015·Granted Dec 29, 2015·1 cites·21 claims
- 1067US8892661B2Detecting spam from a bulk registered e-mail accountRAMARAO VISHWANATH TUMKUR·Filed 2009·Granted Nov 18, 2014·7 cites·20 claims
- 1162US8949174B2Detection and prevention of unwanted content on cloud-hosted servicesGOOGLE INC·Filed 2013·Granted Feb 3, 2015·0 cites·20 claims
- 1256US8826450B2Detecting bulk fraudulent registration of email accountsHARIHARAN BHASKER·Filed 2009·Granted Sep 2, 2014·3 cites·20 claims
- 1353US8868663B2Detection of outbound sending of spamHARIHARAN BHASKER·Filed 2009·Granted Oct 21, 2014·2 cites·20 claims
- 1448US10298526B2Anti-spam transient entity classificationOATH INC·Filed 2016·Granted May 21, 2019·0 cites·19 claims
- 1548US2011185024A1Embeddable metadata in electronic mail messagesYAHOO INC·Filed 2010·Application pending·0 cites
- 1644US2010082749A1Retrospective spam filteringYAHOO INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →