Mingdong Xu
24Patents
4h-index
7Co-inventors
52Inventor score
Filing activity: Dec 6, 2013 → Jan 18, 2025
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9291049B2 | Downhole electromagnetic and mud pulse telemetry apparatus | Fixed Constructions | 9 | Active |
| US9605535B2 | Integrated downhole system with plural telemetry subsystems | Electricity | 8 | Active |
| US10066481B2 | Downhole electromagnetic and mud pulse telemetry apparatus | Fixed Constructions | 5 | Active |
| US9574441B2 | Downhole telemetry signal modulation using pressure pulses of multiple pulse heights | Electricity | 4 | Active |
| US9771792B2 | Method and apparatus for multi-channel downhole electromagnetic telemetry | Electricity | 3 | Active |
| US9765615B2 | Optimizing electromagnetic telemetry transmissions | Emerging Cross-Sectional Technologies | 2 | Active |
| US9435196B2 | Downhole electromagnetic and mud pulse telemetry apparatus | Fixed Constructions | 2 | Active |
| US9719345B2 | Electromagnetic communications system and method for a drilling operation | Fixed Constructions | 2 | Active |
| US9988896B2 | Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location | Electricity | 1 | Active |
| US9988897B2 | Optimizing electromagnetic telemetry transmissions | Emerging Cross-Sectional Technologies | 1 | Active |
| US10215021B2 | Downhole electromagnetic and mud pulse telemetry apparatus | Fixed Constructions | 1 | Active |
| US11073015B2 | Integrated downhole system with plural telemetry subsystems | Electricity | 1 | Active |
| US9664038B2 | Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location | Electricity | 1 | Active |
| US9903198B2 | Downhole electromagnetic and mud pulse telemetry apparatus | Fixed Constructions | 0 | Active |
| US10233747B2 | Optimizing electromagnetic telemetry transmissions | Emerging Cross-Sectional Technologies | 0 | Active |
| US11649720B2 | Integrated downhole system with plural telemetry subsystems | Electricity | 0 | Active |
| USD1084814S1 | Knife sharpener | General | 0 | Active |
| US11359483B2 | Integrated downhole system with plural telemetry subsystems | Electricity | 0 | Active |
| US10202844B2 | Method and system for transmitting a data frame of an electromagnetic telemetry signal to or from a downhole location | Electricity | 0 | Active |
| US10731459B2 | Integrated downhole system with plural telemetry subsystems | Electricity | 0 | Active |
| US9752429B2 | Downhole electromagnetic and mud pulse telemetry apparatus | Fixed Constructions | 0 | Active |
| US10253621B2 | Integrated downhole system with plural telemetry subsystems | Electricity | 0 | Active |
| US10443374B2 | Electromagnetic communications system and method for a drilling operation | Fixed Constructions | 0 | Active |
| US9995134B2 | Electromagnetic pulse downhole telemetry | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.