Inventor · disambiguated record

Changhai Cao

Also filed as: CAO CHANGHAI

2 granted patents·2 citations·filing 2012–2019

34Inventor score

Technology areasC07C G06Q

Files withCHINA PETROLEUM & CHEM CORP1 ZHANG HUIMING1

Top patents by PatentIndex Score

2 records

0164US9230242B2Working context for business applicationsZHANG HUIMING·Filed 2012·Granted Jan 5, 2016·2 cites·20 claims
0257US11912657B2Low sulfur diesel blockage inhibitor, preparation method therefor and use thereofCHINA PETROLEUM & CHEM CORP·Filed 2019·Granted Feb 27, 2024·0 cites·20 claims

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Changhai Cao — Patent Inventor | PatentIndex