Inventor · disambiguated record
Zhongzhang Ma
Also filed as: MA ZHONGZHANG
2 granted patents·1 pending application·2 citations·filing 2021–2025
39Inventor score
Top patents by PatentIndex Score
3 records- 0187US11686329B2Turbine fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2021·Granted Jun 27, 2023·2 cites·16 claims
- 0273US12117023B2Turbine fracturing apparatusYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2023·Granted Oct 15, 2024·0 cites·20 claims
- 0357US2025198253A1Cementing equipment and control methodYANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD·Filed 2025·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →