Inventor · disambiguated record
Heng Chang
Also filed as: CHANG HENG · CHANG HENG W
7 granted patents·6 pending applications·5 citations·filing 2004–2017
72Inventor score
Top patents by PatentIndex Score
13 records- 0164US10489221B2Method for creating context aware application and user terminalHUAWEI TECH CO LTD·Filed 2017·Granted Nov 26, 2019·1 cites·20 claims
- 0262US10430414B2Method and apparatus for sharing environment contextHUAWEI TECH CO LTD·Filed 2016·Granted Oct 1, 2019·1 cites·15 claims
- 0361US8780883B2Service routing method and system on service overlay networkHUAWEI TECH CO LTD·Filed 2012·Granted Jul 15, 2014·3 cites·20 claims
- 0450US2006140873A1Aerosol pharmaceutical compositionsCHANG HENG W·Filed 2004·Application pending·0 cites
- 0546US2008289012A1System and method for creating, executing, and mapping serviceHUAWEI TECH CO LTD·Filed 2008·Application pending·0 cites
- 0645US2009119367A1Method and system for providing service functionsHUAWEI TECH CO LTD·Filed 2009·Application pending·0 cites
- 0744US2009043709A1Method and system for detecting trace status, trace agent and trace control serverHUAWEI TECH CO LTD·Filed 2008·Application pending·0 cites
- 0842US9398006B2Smart space access method, system, controller, and smart space interface serverHUAWEI TECH CO LTD·Filed 2013·Granted Jul 19, 2016·0 cites·12 claims
- 0942US8731545B2Method, apparatus, and system for implementing service roamingWANG HUAN·Filed 2011·Granted May 20, 2014·0 cites·14 claims
- 1037US8875225B2Method, apparatus and system for obtaining user informationCHANG HENG·Filed 2012·Granted Oct 28, 2014·0 cites·5 claims
- 1136US2011238840A1Method, system, and device for service negotiationHUAWEI TECH CO LTD·Filed 2011·Application pending·0 cites
- 1236US2011173324A1Method, apparatus, and system for accessing services over the extensible messaging and presence protocolWANG HUAN·Filed 2011·Application pending·0 cites
- 1330US9357028B2Method and system for processing request message, and load balancer deviceZOU XIANJUN·Filed 2012·Granted May 31, 2016·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →