Inventor
AHMED KHAJA E
US18 patents
⚠️ This page may combine multiple inventors who share the name “AHMED KHAJA E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MICROSOFT CORP
5 patentsUS7552176B2Jun 23, 2009
Reducing unwanted and unsolicited electronic messages by exchanging electronic message transmission policies and solving and verifying solutions to computational puzzles
MICROSOFT CORP21 citations92
US8019882B2Sep 13, 2011
Content identification for peer-to-peer content retrieval
MICROSOFT CORP40 citations90
US7617322B2Nov 10, 2009
Secure peer-to-peer cache sharing
MICROSOFT CORP8 citations84
US7607008B2Oct 20, 2009
Authentication broker service
MICROSOFT CORP17 citations82
US7921173B2Apr 5, 2011
Reducing unwanted and unsolicited electronic messages by exchanging electronic message transmission policies and solving and verifying solutions to computational puzzles
MICROSOFT CORP5 citations62