Inventor · disambiguated record
Zhifei Ma
Also filed as: MA ZHIFEI
4 granted patents·0 citations·filing 2014–2021
53Inventor score
Top patents by PatentIndex Score
4 records- 0156US11224906B2Remediation material for heavy-metal chromium contaminated soil, preparation method and application thereofCHINESE RES ACAD ENV SCIENCES·Filed 2018·Granted Jan 18, 2022·0 cites·7 claims
- 0253US9795942B2Medium material and its preparation method for elimination of arsenic pollution from groundwaterCHINESE RES ACAD ENV SCIENCES·Filed 2015·Granted Oct 24, 2017·0 cites·7 claims
- 0350US9457388B2Double-layer persulfate sustained-release material and its preparation methodCHINESE RES ACAD ENV SCIENCES·Filed 2014·Granted Oct 4, 2016·0 cites·1 claims
- 0441US11920473B2Device and method for integrated control of acid wastewater plugging and discharging of abandoned mineUNIV NANCHANG·Filed 2021·Granted Mar 5, 2024·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →