Inventor · disambiguated record
Hengzhi Tang
Also filed as: TANG HENGZHI
3 granted patents·0 citations·filing 2014–2020
47Inventor score
Technology areasC09K
Files withCHINA PETROLEUM & CHEM CORP3
Top patents by PatentIndex Score
3 records- 0166US11920083B2Surfactant composition, and manufacturing method and application of sameCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Mar 5, 2024·0 cites·9 claims
- 0266US11578253B2Surfactant composition, and manufacturing method and application of sameCHINA PETROLEUM & CHEM CORP·Filed 2020·Granted Feb 14, 2023·0 cites·10 claims
- 0356US10723936B2Surfactant composition, and manufacturing method and application of sameCHINA PETROLEUM & CHEM CORP·Filed 2014·Granted Jul 28, 2020·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →