System and method for controlling fuel supplied to an engine
US-11708800-B2 · Jul 25, 2023 · US
This page is not indexed by search engines while we improve data quality.
Using a delaying circuit
Using a delaying circuit · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02D41/1481 |
| Official title | {Using a delaying circuit} |
| Display label | Using a delaying circuit |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control method of engine system, and engine system
US-11703007-B2 · Jul 18, 2023 · US
Control method of engine system, and engine system
US-2022243675-A1 · Aug 4, 2022 · US
Oxygen sensor system and method
US-10900433-B2 · Jan 26, 2021 · US
Oxygen sensor system and method
US-2020370495-A1 · Nov 26, 2020 · US
Control system for vehicle
US-2020324753-A1 · Oct 15, 2020 · US
System and method for controlling fuel supplied to an engine
US-2020291883-A1 · Sep 17, 2020 · US
System and method for controlling fuel supplied to an engine
US-10718286-B2 · Jul 21, 2020 · US
Method for diagnosing and controlling two-step exhaust variable valve lift system and vehicle provided with the same method
US-10458357-B2 · Oct 29, 2019 · US
Multivariable dynamic control system of a multi-fuel engine
US-2019257253-A1 · Aug 22, 2019 · US
Exhaust gas sensor controls adaptation for asymmetric type sensor degradation
US-10337436-B2 · Jul 2, 2019 · US
Exhaust gas sensor controls adaptation for asymmetric type sensor degradation
US-2019136780-A1 · May 9, 2019 · US
System and method for controlling fuel supplied to an engine
US-2018058357-A1 · Mar 1, 2018 · US
Method for diagnosing and controlling two-step exhaust variable valve lift system and vehicle provided with the same method
US-2018058360-A1 · Mar 1, 2018 · US
Control device
US-2017356354-A1 · Dec 14, 2017 · US
Systems and methods for using transport time to estimate engine aftertreatment system characteristics
US-9657678-B2 · May 23, 2017 · US
Non-intrusive exhaust gas sensor monitoring
US-9541469-B2 · Jan 10, 2017 · US
Method and control unit for determining a dead time of an exhaust gas sensor of an internal combustion engine
US-9518893-B2 · Dec 13, 2016 · US
Systems and methods for using transport time to estimate engine aftertreatment system characteristics
US-2016298567-A1 · Oct 13, 2016 · US
Method and device for adapting a lambda control
US-9091226-B2 · Jul 28, 2015 · US