John R. Zagone
17Patents
7h-index
30Co-inventors
66Inventor score
Filing activity: May 10, 2000 → Feb 5, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6884022B2 | Diesel engine water pump with improved water seal | Mechanical Engineering; Lighting; Heating | 60 | Expired |
| US6354815B1 | Turbocharger thermal isolation connection | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US6364634B1 | Turbocharger rotor with alignment couplings | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US6499969B1 | Conically jointed turbocharger rotor | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US6912852B2 | Method for engine condition control with turbocompressor controllable bypass | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6287091A | Turbocharger with nozzle ring coupling | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6302647A | Turbine inlet scroll | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6929449B2 | Diesel engine water pump with improved oil control | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6918746B2 | Diesel engine water pump with thrust bearing preload | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7086357B2 | Cylinder head with improved heat transfer and valve seat cooling | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US9611751B1 | Geometry for increasing torque capacity of riveted vane lever | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9915197B2 | Control method for variable geometry exhaust turbine | Emerging Cross-Sectional Technologies | 2 | Active |
| US9739166B1 | VTG internal by-pass | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US12234766B2 | Variable turbine geometry component wear mitigation in radial turbomachines with divided volutes by aerodynamic force optimization at all vanes or only vane(s) adjacent to volute tongue(s) | Emerging Cross-Sectional Technologies | 0 | Active |
| US11668201B2 | Entryway system including a divided volute turbocharger having variable turbine geometry with aerodynamic spacers and vane ring with plurality of rotatable vanes | Emerging Cross-Sectional Technologies | 0 | Active |
| US10358935B2 | Guide ring spacers for turbocharger | Emerging Cross-Sectional Technologies | 0 | Active |
| US11913379B2 | Variable turbine geometry component wear mitigation in radial turbomachines with divided volutes by aerodynamic force optimization at all vanes or only vane(s) adjacent to volute tongue(s) | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.