Inventor · disambiguated record
Zengjian Feng
Also filed as: FENG ZENGJIAN
1 granted patent·1 pending application·0 citations·filing 2006–2015
5Inventor score
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2 records- 0135US2007079948A1Manufacturing Method of Semi-Finished Piston with Inner Cooling Channel through Liquid Extrusion ProcessZHANG GUOHUA·Filed 2006·Application pending·0 cites
- 0224US9694450B1Method for manufacturing piston with re-molten reinforced combustion chamber throatSHANDONG BINZHOU BOHAI PISTON·Filed 2015·Granted Jul 4, 2017·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →