David J. Langrick
3Patents
3h-index
2Co-inventors
36Inventor score
Filing activity: Feb 5, 1985 → Feb 15, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4621268A | Fluid application method and apparatus | Performing Operations; Transporting | 42 | Expired |
| US4856322A | Method and device for measuring the viscosity of an ink | Physics | 25 | Expired |
| US4905503A | Method and device for measuring the viscosity of a fluid | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.