Inventor · disambiguated record
Xiangqing Chang
Also filed as: CHANG XIANGQING
13 granted patents·1 pending application·7 citations·filing 2007–2021
83Inventor score
Top patents by PatentIndex Score
14 records- 0165US9173082B2Preventing roaming user terminal re-authenticationCHANG XIANGQING·Filed 2011·Granted Oct 27, 2015·2 cites·13 claims
- 0255US8392701B2Method and apparatus for ensuring packet transmission securityCHANG XIANGQING·Filed 2008·Granted Mar 5, 2013·1 cites·21 claims
- 0349US8327129B2Method, apparatus and system for internet key exchange negotiationREN WEICHEN·Filed 2008·Granted Dec 4, 2012·2 cites·22 claims
- 0448US8190857B2Deleting a shared resource node after reserving its identifier in delete pending queue until deletion condition is met to allow continued access for currently accessing processorMENG DAN·Filed 2007·Granted May 29, 2012·2 cites·19 claims
- 0547US8259740B2Method and an apparatus for processing packetsLI XIAO·Filed 2008·Granted Sep 4, 2012·0 cites·13 claims
- 0646US12494983B2Method and apparatus generating a forwarding path, network device and storage mediumNEW H3C TECH CO LTD·Filed 2021·Granted Dec 9, 2025·0 cites·13 claims
- 0745US9426678B2Implementing dual-homed node protectionHANGZHOU H3C TECH CO LTD·Filed 2013·Granted Aug 23, 2016·0 cites·9 claims
- 0844US8249038B2Method, program, and system for implementing centralized control plane and distributed data planeCHANG XIANGQING·Filed 2008·Granted Aug 21, 2012·0 cites·8 claims
- 0943US8908689B2Apparatus and method for processing packetCHANG XIANGQING·Filed 2008·Granted Dec 9, 2014·0 cites·14 claims
- 1043US8559423B2Method and apparatus for packet processingWANG JU·Filed 2008·Granted Oct 15, 2013·0 cites·11 claims
- 1140US12413510B2Method and apparatus for packet forwarding, network node and storage mediumNEW H3C TECH CO LTD·Filed 2021·Granted Sep 9, 2025·0 cites·10 claims
- 1240US8316432B2Method for implementing security-related processing on packet and network security deviceWANG JU·Filed 2008·Granted Nov 20, 2012·0 cites·24 claims
- 1336US9036561B2Dual-homing protectionCHANG XIANGQING·Filed 2012·Granted May 19, 2015·0 cites·15 claims
- 1436US2013223273A1Method and apparatus for evaluating an air interface condition of a wlanCHANG XIANGQING·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →