Inventor · disambiguated record

Xianfeng Ma

Also filed as: MA XIANFENG

1 granted patent·1 pending application·3 citations·filing 2002–2018

21Inventor score

Technology areasB22F G07F

Files withCHANGCHUN APPLIED CHEMISTRY1 IGT RENO NEV1

Top patents by PatentIndex Score

2 records

0142US6740288B2Process for preparing a powdered W-Al alloyCHANGCHUN APPLIED CHEMISTRY·Filed 2002·Granted May 25, 2004·3 cites·1 claims
0235US2020126358A1Gaming system having an award aggregation serverIGT RENO NEV·Filed 2018·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →