Frank Ament
50Patents
16h-index
20Co-inventors
84Inventor score
Filing activity: May 1, 1981 → Apr 21, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5179926A | Alcohol discriminator and fuel control for an internal combustion engine fueled with alcohol-gasoline fuel mixtures | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5630571A | Exhaust flow control valve | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US6857264B2 | Exhaust emission aftertreatment | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6687602B2 | Method and apparatus for adaptable control of a variable displacement engine | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US5284016A | Exhaust gas burner reactor | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5570576A | Catalyst heater with staged exhaust exotherm | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4539956A | Diesel fuel injection pump with adaptive torque balance control | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6079396A | Automotive cold start fuel volatility compensation | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US5492679A | Zeolite/catalyst wall-flow monolith adsorber | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5216409A | Method and apparatus for detecting a contaminated alcohol-gasoline fuel mixture | Physics | 23 | Expired |
| US4351283A | Diesel fuel injection pump secondary fuel metering control system | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US6823840B1 | Manifold absolute pressure control system and method for a hybrid electric vehicle | Emerging Cross-Sectional Technologies | 21 | Expired |
| US8209970B2 | Hybrid cold start strategy using electrically heated catalyst | Emerging Cross-Sectional Technologies | 18 | Active |
| US6293092A | NOx adsorber system regeneration fuel control | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5099814A | Fuel distributing and injector pump with electronic control | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7040084B2 | Exhaust emission aftertreatment | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4596221A | Transient injection timing control | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5390488A | Air injection control for preheated catalysts | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4497298A | Diesel fuel injection pump with solenoid controlled low-bounce valve | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6769400B1 | Method for controlling emissions | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6422003B1 | NOX catalyst exhaust feedstream control system | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7818960B2 | SCR cold start heating system for a diesel exhaust | Emerging Cross-Sectional Technologies | 10 | Active |
| US6709489B2 | Microwave regenerated diesel particulate trap | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4653315A | Engine top dead center locating method | Physics | 8 | Expired |
| US4597368A | Engine idle speed control system | Mechanical Engineering; Lighting; Heating | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.