Inventor · disambiguated record
Defeng Li
Also filed as: LI DEFENG
6 granted patents·31 citations·filing 2005–2019
80Inventor score
Top patents by PatentIndex Score
6 records- 0181US7650637B2System for ensuring quality of service in a virtual private network and method thereofHUA WEI TECHNOLOGIES CO LTD·Filed 2005·Granted Jan 19, 2010·13 cites·15 claims
- 0277US8565226B1Data transmission system used between multiple servers, data interface device, and data transmission methodHUAWEI TECH CO LTD·Filed 2013·Granted Oct 22, 2013·5 cites·13 claims
- 0371US11410411B2Method and apparatus for recognizing descriptive attribute of appearance featureHUAWEI TECH CO LTD·Filed 2019·Granted Aug 9, 2022·2 cites·20 claims
- 0467US7733883B2Method for implementing a virtual leased lineHUAWEI TECH CO LTD·Filed 2005·Granted Jun 8, 2010·4 cites·8 claims
- 0559US8797860B2Method for implementing flow control in switch fabric, switching device, and switching systemSUN TUANHUI·Filed 2012·Granted Aug 5, 2014·3 cites·18 claims
- 0656US8570976B2Method and system for fast handover in hierarchical mobile IPv6PAN XUEZENG·Filed 2008·Granted Oct 29, 2013·4 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Defeng Li files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →