Spark ignition type engine
US-11873778-B2 · Jan 16, 2024 · US
by controlling a throttle by-pass
by controlling a throttle by-pass · 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 | F02D31/005 |
| Official title | {by controlling a throttle by-pass} |
| Display label | by controlling a throttle by-pass |
| Total patents | 37 |
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 | 6 |
| 2016 | 7 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 3 |
| 2023 | 4 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Spark ignition type engine
US-11767796-B2 · Sep 26, 2023 · US
Spark ignition type engine
US-2023203997-A1 · Jun 29, 2023 · US
Spark ignition type engine
US-2023203996-A1 · Jun 29, 2023 · US
Exhaust gas bypass valve control for a turbocharger for a two-stroke engine
US-11639684-B2 · May 2, 2023 · US
Intake control apparatus
US-10731572-B2 · Aug 4, 2020 · US
Systems and methods for a boosted internal combustion engine with an intake-side bypass line
US-10697362-B2 · Jun 30, 2020 · US
Exhaust Gas Bypass Valve Control For A Turbocharger For A Two-Stroke Engine
US-2020182167-A1 · Jun 11, 2020 · US
Methods and system for controlling engine airflow with an auxiliary throttle arranged in series with a venturi and in parallel with a main intake throttle
US-10280875-B2 · May 7, 2019 · US
Intake control apparatus
US-2019078518-A1 · Mar 14, 2019 · US
Methods and system for controlling engine airflow with an auxiliary throttle arranged in series with a venturi and in parallel with a main intake throttle
US-2019040823-A1 · Feb 7, 2019 · US
Systems and methods for a boosted internal combustion engine with an intake-side bypass line
US-2018355790-A1 · Dec 13, 2018 · US
Control method and control device for internal combustion engine
US-10087855-B2 · Oct 2, 2018 · US
Thermal flow meter with drainage passage at inlet of bypass passage
US-10018492-B2 · Jul 10, 2018 · US
Control method and control device for internal combustion engine
US-2018187612-A1 · Jul 5, 2018 · US
Flow rate control valve
US-9933083-B2 · Apr 3, 2018 · US
Method for processing a signal supplied by a bi-directional sensor and corresponding device
US-9915586-B2 · Mar 13, 2018 · US
Control apparatus for internal combustion engine
US-9897022-B2 · Feb 20, 2018 · US
Methods and systems for predicting manifold pressure
US-9797793-B1 · Oct 24, 2017 · US
Sound attenuating air intake systems for marine engines
US-9784218-B1 · Oct 10, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D31/005?
- CPC F02D31/005 is the Cooperative Patent Classification code for “by controlling a throttle by-pass.”
- How many patents are filed under CPC F02D31/005 (by controlling a throttle by-pass)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC F02D31/005 growing?
- Publication counts under this code: 4 in 2023 vs 1 in 2024 (latest complete years).