Cummins IP, Inc.
98Patents
97Active
98Granted
56Portfolio score
Filing activity: Dec 13, 2005 → Jan 24, 2018 · 30 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8281572B2 | Apparatus, system, and method for reducing NOx emissions from an engine system | Emerging Cross-Sectional Technologies | 38 | Active |
| US8505278B2 | Engine system properties controller | Emerging Cross-Sectional Technologies | 29 | Active |
| US8256208B2 | Apparatus, system, and method for reducing NOx emissions on an SCR catalyst | Emerging Cross-Sectional Technologies | 21 | Active |
| US8561392B2 | Apparatus, system, and method for reductant line heating control | Emerging Cross-Sectional Technologies | 20 | Active |
| US8336525B2 | Apparatus, system, and method for estimating deterioration of a NOx sensor response rate | Emerging Cross-Sectional Technologies | 19 | Active |
| US8528319B2 | Apparatus, system, and method for mitigating diesel exhaust fluid deposits and associated conditions | Emerging Cross-Sectional Technologies | 16 | Active |
| US9273587B2 | Method, system, and apparatus for diagnosing an exhaust aftertreatment component | Emerging Cross-Sectional Technologies | 16 | Active |
| US8065871B1 | Apparatus, system, and method for real-time diagnosis of a NOx-adsorption catalyst | Emerging Cross-Sectional Technologies | 16 | Active |
| US7861580B2 | Virtual turbine speed sensor | Emerging Cross-Sectional Technologies | 15 | Active |
| US10161325B2 | Thermal management control using limited bank operation | Emerging Cross-Sectional Technologies | 15 | Active |
| US10508582B2 | Exhaust aftertreatment system diagnostic and conditioning | Emerging Cross-Sectional Technologies | 15 | Active |
| US8074445B2 | Apparatus, system, and method for reducing NOx emissions on an SCR catalyst | Emerging Cross-Sectional Technologies | 15 | Active |
| US8161730B2 | Apparatus, system, and method for reducing NOx emissions on an SCR catalyst | Emerging Cross-Sectional Technologies | 15 | Active |
| US8316829B2 | Apparatus, system, and method for efficiently operating an internal combustion engine utilizing exhaust gas recirculation | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US8201394B2 | Apparatus, system, and method for NOx signal correction in feedback controls of an SCR system | Emerging Cross-Sectional Technologies | 14 | Active |
| US8141340B2 | Apparatus, system, and method for determining the degradation of an SCR catalyst | Emerging Cross-Sectional Technologies | 14 | Active |
| US8225595B2 | Apparatus, system, and method for estimating an NOx conversion efficiency of a selective catalytic reduction catalyst | Emerging Cross-Sectional Technologies | 13 | Active |
| US9708960B2 | Exhaust aftertreatment system diagnostic and conditioning | Emerging Cross-Sectional Technologies | 13 | Active |
| US7587892B2 | Apparatus, system, and method for adapting a filter regeneration profile | Emerging Cross-Sectional Technologies | 13 | Expired |
| US9909480B2 | Apparatus, method, and system for diagnosing reductant deposits in an exhaust aftertreatment system | Emerging Cross-Sectional Technologies | 12 | Active |
| US8556505B2 | Apparatus, system, and method for accurately reading high and low temperatures | Physics | 12 | Active |
| US9261006B2 | Apparatus, method and system for diagnosing reductant deposits in an exhaust aftertreatment system | Emerging Cross-Sectional Technologies | 11 | Active |
| US9225151B2 | Spark plug for removing residual exhaust gas and associated combustion chamber | Emerging Cross-Sectional Technologies | 10 | Active |
| US8491845B2 | Low temperature selective catalytic reduction catalyst and associated systems and methods | Emerging Cross-Sectional Technologies | 9 | Active |
| US7784451B2 | Apparatus, system, and method for controlling exhaust emission using a pre-filter | Emerging Cross-Sectional Technologies | 9 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.