Assignee
DUAN HAIFENG
CN·2 granted patents·2 pending applications·5 citations·filing 2009–2019
Top patents by PatentIndex Score
4 records- 0165US8326262B2Advice of charging method, system and mobile terminalDUAN HAIFENG·Filed 2009·Granted Dec 4, 2012·5 cites·13 claims
- 0255US8649761B2Service charging method, service charging system, network access server and protocol resolving deviceDUAN HAIFENG·Filed 2009·Granted Feb 11, 2014·0 cites·10 claims
- 0350US2022096598A1Fibroblast growth factor 21 variant, and fusion protein and use thereofDUAN HAIFENG·Filed 2019·Application pending·0 cites
- 0447US2021388326A1Sphingosine kinase 1 and fusion protein comprising the same and use thereofDUAN HAIFENG·Filed 2019·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →