Inventor · disambiguated record
Gongchun Zhang
Also filed as: ZHANG GONGCHUN
3 granted patents·5 pending applications·55 citations·filing 2010–2012
72Inventor score
Top patents by PatentIndex Score
8 records- 0188US8443488B2Door closer capable of realizing self-control positioningZHANG GONGCHUN·Filed 2011·Granted May 21, 2013·28 cites·6 claims
- 0284US8499815B2Louver turning mechanism and hollow glass doors or windows with built-in magnetically controllable louverZHANG GONGCHUN·Filed 2011·Granted Aug 6, 2013·20 cites·9 claims
- 0368US8419081B2Side-hung door or window single latch lockZHANG GONGCHUN·Filed 2010·Granted Apr 16, 2013·7 cites·10 claims
- 0437US2013292954A1Lever handle lock for casement doors and windowsZHANG GONGCHUN·Filed 2012·Application pending·0 cites
- 0536US2012034021A1Quickly assemblable mortise lockZHANG GONGCHUN·Filed 2010·Application pending·0 cites
- 0636US2012292926A1Sliding handle lock for door and windowZHANG GONGCHUN·Filed 2011·Application pending·0 cites
- 0734US2011296652A1Three-direction adjustable hingeZHANG GONGCHUN·Filed 2010·Application pending·0 cites
- 0828US2011167883A1Side hung type door or window handle lockCMECH GUANGZHOU IND LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →