Inventor · disambiguated record
Chen Chen
Also filed as: CHEN CHEN-HSING
5 granted patents·6 citations·filing 2011–2021
68Inventor score
Top patents by PatentIndex Score
5 records- 0185US11933138B2Sliding sleeve deviceCHINA PETROLEUM & CHEM CORP·Filed 2021·Granted Mar 19, 2024·2 cites·8 claims
- 0273US11885201B2Sliding sleeveCHINA PETROLEUM & CHEM CORP·Filed 2017·Granted Jan 30, 2024·2 cites·25 claims
- 0371US11236590B2Device for jet packing and fracturing and tubular column comprising sameCHINA PETROLEUM & CHEM CORP·Filed 2017·Granted Feb 1, 2022·2 cites·15 claims
- 0443US12215580B2Differential pressure sliding sleeve, and oil and gas well fracturing construction method using sameCHINA PETROLEUM & CHEM CORP·Filed 2021·Granted Feb 4, 2025·0 cites·13 claims
- 0532US8336993B2Print head with security assemblyCHEN CHEN-HSING·Filed 2011·Granted Dec 25, 2012·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →