Method and systems for engine control
US-11242784-B2 · Feb 8, 2022 · US
by detecting the commutation time of the sensor
by detecting the commutation time of the sensor · 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 | F02D41/1474 |
| Official title | {by detecting the commutation time of the sensor} |
| Display label | by detecting the commutation time of the sensor |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 8 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and systems for engine control
US-2021239019-A1 · Aug 5, 2021 · US
Method and systems for particulate matter control
US-11047277-B2 · Jun 29, 2021 · US
Method for diagnosing a lambda sensor during ongoing operation
US-10697930-B2 · Jun 30, 2020 · US
Method and systems for particulate matter control
US-2019345858-A1 · Nov 14, 2019 · US
Method for operating an oxygen sensor, computer program product and oxygen sensor
US-10393717-B2 · Aug 27, 2019 · US
Method for detecting a voltage offset at least in a portion of a voltage lambda characteristic curve
US-10241005-B2 · Mar 26, 2019 · US
Abnormality diagnosis system of downstream side air-fuel ratio sensor
US-10156200-B2 · Dec 18, 2018 · US
Control system of internal combustion engine
US-9903297-B2 · Feb 27, 2018 · US
Internal combustion engine
US-9903298-B2 · Feb 27, 2018 · US
Oxygen sensor control based on water contact
US-9863909-B2 · Jan 9, 2018 · US
Method for Operating an Oxygen Sensor, Computer Program Product and Oxygen Sensor
US-2017356894-A1 · Dec 14, 2017 · US
Method for detecting a voltage offset at least in a portion of a voltage lambda characteristic curve
US-2017322115-A1 · Nov 9, 2017 · US
Internal combustion engine
US-2017218874-A1 · Aug 3, 2017 · US
Abnormality diagnosis system of downstream side air-fuel ratio sensor
US-2017030282-A1 · Feb 2, 2017 · US
Control system of internal combustion engine
US-2016377008-A1 · Dec 29, 2016 · US
Method and system of controlling exhaust after-treatment apparatus for vehicle
US-9523321-B2 · Dec 20, 2016 · US
Internal combustion engine
US-2016363029-A1 · Dec 15, 2016 · US
Method for diagnosing a lambda sensor during ongoing operation
US-2016252479-A1 · Sep 1, 2016 · US
Oxygen sensor control based on water contact
US-2016139073-A1 · May 19, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D41/1474?
- CPC F02D41/1474 is the Cooperative Patent Classification code for “by detecting the commutation time of the sensor.”
- How many patents are filed under CPC F02D41/1474 (by detecting the commutation time of the sensor)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC F02D41/1474 growing?
- Publication counts under this code: 2 in 2021 vs 1 in 2022 (latest complete years).