Assignee
ZHEJIANG SANHUA CO LTD
CN·9 granted patents·2 pending applications·65 citations·filing 2004–2018
Top patents by PatentIndex Score
11 records- 0185US10352467B2Direct-action-type electrically-operated valve and assembly method thereforZHEJIANG SANHUA CO LTD·Filed 2015·Granted Jul 16, 2019·4 cites·1 claims
- 0279US8844569B2Electric three-way valveZHEJIANG SANHUA CO LTD·Filed 2012·Granted Sep 30, 2014·8 cites·7 claims
- 0379US7243900B2Ball valveZHEJIANG SANHUA CO LTD·Filed 2005·Granted Jul 17, 2007·14 cites·1 claims
- 0477US10295064B2Electronic expansion valveZHEJIANG SANHUA CO LTD·Filed 2015·Granted May 21, 2019·2 cites·19 claims
- 0573USD774005SController for electronic expansion valveZHEJIANG SANHUA CO LTD·Filed 2015·Granted Dec 13, 2016·24 cites·1 claims
- 0664US9890869B2Electronic expansion valveZHEJIANG SANHUA CO LTD·Filed 2013·Granted Feb 13, 2018·2 cites·15 claims
- 0757US7631661B2Straight flow reversing valveZHEJIANG SANHUA CO LTD·Filed 2004·Granted Dec 15, 2009·10 cites·11 claims
- 0855US9631850B2Thermal expansion valve with one-way control functionZHEJIANG SANHUA CO LTD·Filed 2012·Granted Apr 25, 2017·1 cites·31 claims
- 0955US2018202570A1Direct-action-type electrically-operated valve and assembly method thereforZHEJIANG SANHUA CO LTD·Filed 2018·Application pending·0 cites
- 1042US9964227B2Electronic expansion valve and manufacturing method thereforZHEJIANG SANHUA CO LTD·Filed 2013·Granted May 8, 2018·0 cites·19 claims
- 1142US2015000768A1Refrigeration system and ball valve thereofZHEJIANG SANHUA CO LTD·Filed 2012·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →