Inventor · disambiguated record
Wenfeng Du
Also filed as: DU WENFENG
4 granted patents·1 pending application·22 citations·filing 2016–2021
68Inventor score
Files withUNIV CHINA MINING & TECHNOLOGY BEIJING3BEIJING IVY TECH CO LTD1VIWIT PHARMACEUTICALCO LTD1
Top patents by PatentIndex Score
5 records- 0189US10053985B1Real-time water-level monitoring system for dumping site of open-pit coal mine, and methods of establishment and use of the sameUNIV CHINA MINING & TECHNOLOGY BEIJING·Filed 2017·Granted Aug 21, 2018·18 cites·9 claims
- 0273US10302788B2Method and apparatus for identifying collapsed coal columnUNIV CHINA MINING & TECHNOLOGY BEIJING·Filed 2016·Granted May 28, 2019·2 cites·4 claims
- 0373US10302758B2Method and device for detecting discontinuous body with ground penetrating radarUNIV CHINA MINING & TECHNOLOGY BEIJING·Filed 2016·Granted May 28, 2019·2 cites·5 claims
- 0446US2024374609A1Nitrosamine impurity, varenicline pharmaceutical composition capable of reducing generation of nitrosamine impurities and preparation and use thereofVIWIT PHARMACEUTICALCO LTD·Filed 2021·Application pending·0 cites
- 0526US10281603B2Method, apparatus and device of fracture AVO inversion for fractured mediumBEIJING IVY TECH CO LTD·Filed 2016·Granted May 7, 2019·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →