Inventor · disambiguated record
Fangchang Fan
Also filed as: FAN FANGCHANG
3 granted patents·2 pending applications·15 citations·filing 2007–2009
64Inventor score
Top patents by PatentIndex Score
5 records- 0168US7530245B2Door lockEVERSAFETY PREC INDUSTRY TIANJ·Filed 2007·Granted May 12, 2009·10 cites·11 claims
- 0253US7922221B2Latch assemblyEVERSAFETY PREC INDUSTRY TIANJIN CO LTD·Filed 2007·Granted Apr 12, 2011·2 cites·12 claims
- 0352US2011047756A1Reversing Handle StructureFAN FANGCHANG·Filed 2009·Application pending·0 cites
- 0445US2009314042A1Door Lock With Large HandleFAN FANGCHANG·Filed 2008·Application pending·0 cites
- 0542US7717480B2Latch assemblyEVERSAFETY PREC INDUSTRY TIANJ·Filed 2007·Granted May 18, 2010·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →