John E. Cygnor
11Patents
8h-index
6Co-inventors
65Inventor score
Filing activity: Apr 17, 1975 → Oct 1, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4631009A | Lubrication scavenge system | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US6022197A | Aircraft pump system with internal pressure control, comprising a regenerative pump and a centrifugal pump | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4864815A | Fuel supply system with turbine driven start pump | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6059537A | Aircraft fuel pump with centrifugal pump and regenerative pump stages | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4948344A | Controlled vortex regenerative pump | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4915593A | Fluid supply system with turbine driven start pump | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7637724B2 | Variable displacement vane pump with pressure balanced vane | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US3961859A | Clutch connected multi-stage impeller pump | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6007311A | High speed self-lubricated fuel pump with hydrostatic bearings | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4417851A | Modulated diffuser pump | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US8182248B2 | Vane pump with tilting pad radial bearings | Mechanical Engineering; Lighting; Heating | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.