Assignee
HUANG QINGFENG
US·6 granted patents·1 pending application·140 citations·filing 2005–2011
Top patents by PatentIndex Score
7 records- 0197US8224571B2System and method for rideshare securityHUANG QINGFENG·Filed 2010·Granted Jul 17, 2012·51 cites·17 claims
- 0297US8086400B2System and method for monitoring the security of participants in a rideshare environmentHUANG QINGFENG·Filed 2010·Granted Dec 27, 2011·47 cites·18 claims
- 0395US8095305B2System and method for financing a rideshare systemHUANG QINGFENG·Filed 2011·Granted Jan 10, 2012·26 cites·20 claims
- 0478US8849943B2Using multi-resolution visual codes to facilitate information browsing in the physical worldHUANG QINGFENG·Filed 2005·Granted Sep 30, 2014·9 cites·18 claims
- 0574US8484297B2Method for collaboratively tagging and highlighting electronic documentsHUANG QINGFENG·Filed 2008·Granted Jul 9, 2013·6 cites·24 claims
- 0656US8457829B2System and method for determining characteristics of a physical environment with simple motion patternsHUANG QINGFENG·Filed 2010·Granted Jun 4, 2013·1 cites·16 claims
- 0742US2007150094A1System and method for planning and indirectly guiding robotic actions based on external factor tracking and analysisHUANG QINGFENG·Filed 2005·Application pending·0 cites
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