Inventor

RAMARAO VISHWANTH TUMKUR

US3 patents

Patents

3 patents

US7849146B2Dec 7, 2010

Identifying IP addresses for spammers

YAHOO INC26 citations89

US8055078B2Nov 8, 2011

Filter for blocking image-based spam

YAHOO INC16 citations80

US7996897B2Aug 9, 2011

Learning framework for online applications

YAHOO INC2 citations56