Inventor · Chengdu, CN

Qifa Ran

1Patents
0h-index
22Co-inventors
26Inventor score

Filing activity: Dec 30, 2022 → Dec 30, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US11787990B2 Bionic and dual-phobic high-performance water-based drilling fluid Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.