Xu Ma
2Patents
1h-index
33Co-inventors
37Inventor score
Filing activity: Apr 4, 2018 → Oct 12, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11313192B2 | Method for lowering oil pipe in gas well without well-killing, soluble bridge plug and material preparation method thereof | Fixed Constructions | 1 | Active |
| US11439588B2 | Vaginal sustained-release drug delivery system for luteal support, method for preparation and use thereof | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.