Assignee
LIU CHANGQING
CN·2 granted patents·1 pending application·2 citations·filing 2011–2012
Top patents by PatentIndex Score
3 records- 0165US9109822B2Expansion valveLIU CHANGQING·Filed 2011·Granted Aug 18, 2015·2 cites·11 claims
- 0243US9587864B2Thermal expansion valveLIU CHANGQING·Filed 2012·Granted Mar 7, 2017·0 cites·17 claims
- 0337US2013298597A1Refrigerating system and thermostatic expansion valve thereofLIU CHANGQING·Filed 2012·Application pending·0 cites
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