Yufa He
11Patents
1h-index
47Co-inventors
46Inventor score
Filing activity: May 21, 2018 → Jul 5, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11542789B2 | Cavity creation tool by crushing with multi-stage controllable water jet for natural gas hydrate development | Fixed Constructions | 1 | Active |
| US11506033B2 | Oil extraction and gas production method capable of in-situ sand control and removal by downhole hydraulic lift | Fixed Constructions | 1 | Active |
| US11434727B2 | In situ exploitation-separation-backfilling integration apparatus used for natural gas hydrates | Fixed Constructions | 0 | Active |
| US11746640B2 | Solid fluidization tubular separator for marine natural gas hydrate | Fixed Constructions | 0 | Active |
| US11255745B2 | Test device for simulating longitudinal-lateral-torsional coupled nonlinear vibration of drill string of deepwater riserless drilling and method therefor | Physics | 0 | Active |
| US11598180B2 | Experimental device and experimental method for natural gas hydrate solid-state fluidized mining and crushing | Physics | 0 | Active |
| US11199050B2 | Combined crushing super-variable-diameter drill bit for natural gas hydrate exploitation | Fixed Constructions | 0 | Active |
| US11193333B2 | Automatic jet breaking tool for solid fluidization exploitation of natural gas hydrate | Fixed Constructions | 0 | Active |
| US11946374B2 | Omni-directional horizontally orientaed deflecting tool for coiled tubing | Fixed Constructions | 0 | Active |
| US10822927B2 | Device and method for solid-state fluidized mining of natural gas hydrates in shallow seabed | Fixed Constructions | 0 | Active |
| US12060958B2 | Pure electric modular subsea test tree | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.