Assignee
CAO ZHENFU
CN·3 granted patents·1 pending application·16 citations·filing 2009–2010
Top patents by PatentIndex Score
4 records- 0177US8510556B2Authentication method, system, server, and user nodeCAO ZHENFU·Filed 2009·Granted Aug 13, 2013·15 cites·17 claims
- 0252US8290154B2Methods and apparatuses for key generation, encryption and decryption in broadcast encryptionCAO ZHENFU·Filed 2010·Granted Oct 16, 2012·1 cites·24 claims
- 0343US8738914B2Method and system for key exchange and method and apparatus for reducing parameter transmission bandwidthCAO ZHENFU·Filed 2009·Granted May 27, 2014·0 cites·1 claims
- 0440US2009307492A1Method,system and network device for bidirectional authenticationCAO ZHENFU·Filed 2009·Application pending·0 cites
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