John B. Cheung
4Patents
4h-index
9Co-inventors
47Inventor score
Filing activity: Dec 10, 1976 → Feb 27, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4306627A | Fluid jet drilling nozzle and method | Fixed Constructions | 44 | Expired |
| US4081200A | Method and apparatus to remove structural concrete | Fixed Constructions | 38 | Expired |
| US10178924B2 | Cooking system | Electricity | 27 | Active |
| US4074779A | Backwashing system for slurry pick-up used in hydraulic borehole mining devices | Fixed Constructions | 17 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.