Emcon Technologies LLC
39Patents
30Active
39Granted
52Portfolio score
Filing activity: Feb 12, 2004 → Jun 24, 2010 · 30 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7650965B2 | Exhaust system | Mechanical Engineering; Lighting; Heating | 37 | Active |
| US7581389B2 | Method and apparatus for monitoring ash accumulation in a particulate filter of an emission abatement assembly | Emerging Cross-Sectional Technologies | 23 | Active |
| US7685811B2 | Method and apparatus for controlling a fuel-fired burner of an emission abatement assembly | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US7908847B2 | Method and apparatus for starting up a fuel-fired burner of an emission abatement assembly | Mechanical Engineering; Lighting; Heating | 18 | Active |
| US8201401B2 | Passive valve assembly with negative start angle | Emerging Cross-Sectional Technologies | 16 | Active |
| US7628008B2 | Exhaust system of a motor vehicle with a diesel engine | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7401592B2 | Hybrid exhaust valve assembly | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US7536990B2 | Hybrid exhaust valve assembly | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US7628011B2 | Emission abatement assembly and method of operating the same | Emerging Cross-Sectional Technologies | 10 | Active |
| US7428947B2 | Electrically controlled in-muffler exhaust valve for use during cylinder deactivation | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US7762061B2 | Apparatus and method for operating an emission abatement system | Emerging Cross-Sectional Technologies | 9 | Active |
| US7748404B2 | Multi-purpose exhaust valve spring | Emerging Cross-Sectional Technologies | 9 | Active |
| US7628250B2 | Passive valve assembly for vehicle exhaust system | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US7662204B2 | Device for purifying exhaust gases of a motor vehicle and method for the production thereof | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7776280B2 | Method and apparatus for selective catalytic reduction of NOx | Emerging Cross-Sectional Technologies | 7 | Active |
| US8453672B2 | Passive valve for attenuation of low frequency noise | Emerging Cross-Sectional Technologies | 7 | Active |
| US7836945B2 | Method for controlling a valve for an exhaust system | Emerging Cross-Sectional Technologies | 6 | Active |
| US7575096B2 | Pressed assembly for passive valve installation | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7774936B2 | Catalytic converter and associated method of assembly | Emerging Cross-Sectional Technologies | 4 | Active |
| US8365522B2 | Dual exhaust system with independent valve control | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7870930B2 | Exhaust system with external helmholtz resonator and associated method | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7377038B2 | Method for assembling a catalyic converter | Emerging Cross-Sectional Technologies | 4 | Active |
| US7537196B2 | Valve assembly with overstroke device and associated method | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8327635B2 | Valve device | Physics | 3 | Active |
| US7874147B2 | Method and apparatus for a non-catalytic NOx reduction | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.