Inventor · disambiguated record
Qunzhang Li
Also filed as: LI QUNZHANG
2 granted patents·11 citations·filing 2022–2022
55Inventor score
Technology areasE21B
Files withNAT OILWELL VARCO LP2
Top patents by PatentIndex Score
2 records- 0183US11982173B2Automated systems and methods for controlling the operation of downhole-adjustable motorsNAT OILWELL VARCO LP·Filed 2022·Granted May 14, 2024·2 cites·21 claims
- 0282USD1086150SDisplay screen or portion thereof with a graphical user interfaceNAT OILWELL VARCO LP·Filed 2022·Granted Jul 29, 2025·9 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →