Inventor · disambiguated record
Qianjin Liu
Also filed as: LIU QIANJIN
3 granted patents·1 pending application·5 citations·filing 2008–2008
56Inventor score
Top patents by PatentIndex Score
4 records- 0161US8680873B2Method and apparatus for fault identification in a power tansmission lineYANG YING·Filed 2008·Granted Mar 25, 2014·4 cites·18 claims
- 0243US8649131B2Method and device for supervising secondary circuit of instrument transformer in power systemSU BIN·Filed 2008·Granted Feb 11, 2014·1 cites·18 claims
- 0339US9496706B2Fast power swing unblocking method and apparatus for distance protection in power systemSU BIN·Filed 2008·Granted Nov 15, 2016·0 cites·16 claims
- 0437US2011163614A1Method and system for rearranging sound conductors in parallel lines in power transmissionABB RESEARCH LTD·Filed 2008·Application pending·0 cites
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