Steven A. Heitz
28Patents
6h-index
16Co-inventors
66Inventor score
Filing activity: Jul 2, 1985 → May 26, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4648322A | Propulsion and directional control mechanism for an underwater device | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4739795A | Flow control valve | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4762146A | Flow control valve | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8991152B2 | Aircraft engine fuel system | Emerging Cross-Sectional Technologies | 8 | Active |
| US8944767B2 | Fuel system centrifugal boost pump impeller | Emerging Cross-Sectional Technologies | 7 | Active |
| US8137085B2 | Gear pump with slots in teeth to reduce cavitation | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US4696618A | High temperature seal and turbine mount | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US5020923A | Transmission/gearbox vibration damping system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9133772B2 | Fuel system | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US4793768A | Seal and turbine mount | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US9689399B2 | Fluid filtration using splines | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9068568B2 | Inlet cutbacks for high speed gear pump | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9488174B2 | Gear pump driven gear stationary bearing | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US4683722A | Charging and ejection system for rankine apparatus | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US9890813B2 | Gear pump bearings with hybrid pads | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8578763B2 | System and method for fuel system health monitoring | Emerging Cross-Sectional Technologies | 1 | Active |
| US8992193B2 | Shaft assembly including a contained shaft spring load | Emerging Cross-Sectional Technologies | 1 | Active |
| US9726221B2 | Gear pump bearings with hybrid pads | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8613609B2 | Bi-metal pump gear | Emerging Cross-Sectional Technologies | 0 | Active |
| US9453506B2 | Gear pump drive gear pressure loaded bearing | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8113804B2 | Vane pump with rotating cam ring and increased under vane pressure | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9488173B2 | Gear pump drive gear stationary bearing | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9488171B2 | Gear pump drive gear stationary bearing | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8911222B2 | Input shaft assembly for gear pump | Emerging Cross-Sectional Technologies | 0 | Active |
| US9488170B2 | Gear pump driven gear pressure loaded bearing | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.