Henry Do
5Patents
1h-index
9Co-inventors
36Inventor score
Filing activity: Oct 19, 2016 → Jan 27, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11852127B2 | Retainer assembly for pump and methods | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10947796B2 | Power swivel and gooseneck | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10563770B2 | Washpipe assemblies for a power swivel | Fixed Constructions | 0 | Active |
| US11136826B2 | Guidance systems and apparatus for power swivel | Fixed Constructions | 0 | Active |
| US11421479B2 | Power swivel and lubrication system | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.