Marvin W. Justus
4Patents
3h-index
4Co-inventors
47Inventor score
Filing activity: Sep 17, 1976 → May 24, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4935685A | Motor controller for pumping units | Electricity | 25 | Expired |
| US4076457A | Downhole pump speed control | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4042025A | Hydraulic control system underflow valve control method and apparatus | Fixed Constructions | 4 | Expired |
| US7810623B2 | Centrifugal friction clutch with improved thermal management | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.