Methods and systems for turbine outlet temperature control
US-11746716-B1 · Sep 5, 2023 · US
Drives of pumps (exhaust drives or combined exhaust and other drives F02B37/00); Varying pump drive gear ratio
Drives of pumps (exhaust drives or combined exhaust and other drives F02B37/00); Varying pump drive gear ratio · 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 | F02B39/02 |
| Official title | Drives of pumps (exhaust drives or combined exhaust and other drives F02B37/00); Varying pump drive gear ratio |
| Display label | Drives of pumps (exhaust drives or combined exhaust and other drives F02B37/00); Varying pump drive gear ratio |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 2 |
| 2023 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Elastomer series coupling damper for supercharger
US-11719284-B2 · Aug 8, 2023 · US
Multi-purpose drive for internal combustion engine
US-11655754-B2 · May 23, 2023 · US
Methods and systems for a turbocharger
US-11459940-B2 · Oct 4, 2022 · US
Multi-Purpose Drive for Internal Combustion Engine
US-2022056839-A1 · Feb 24, 2022 · US
Elastomer series coupling damper for supercharger
US-2021381554-A1 · Dec 9, 2021 · US
Vibration detection device, and unbalance detection device including the vibration detection device
US-11131596-B2 · Sep 28, 2021 · US
Elastomer series coupling damper for supercharger
US-11098766-B2 · Aug 24, 2021 · US
Centrifugal compressor
US-11015618-B2 · May 25, 2021 · US
Vehicle engine
US-10995649-B2 · May 4, 2021 · US
Source of water for water injection system
US-10975807-B2 · Apr 13, 2021 · US
Methods and systems for a turbocharger
US-2021087965-A1 · Mar 25, 2021 · US
Internal combustion engine
US-10927751-B2 · Feb 23, 2021 · US
Exhaust system device for vehicle
US-10746080-B2 · Aug 18, 2020 · US
Mechanical supercharging system
US-10731548-B2 · Aug 4, 2020 · US
Vibration detection device, and unbalance detection device including the vibration detection device
US-2020232867-A1 · Jul 23, 2020 · US
Internal Combustion Engine
US-2020116075-A1 · Apr 16, 2020 · US
Intake and exhaust device for vehicle
US-2020095923-A1 · Mar 26, 2020 · US
Exhaust system device for vehicle
US-2020025158-A1 · Jan 23, 2020 · US
Vehicle engine
US-2020003104-A1 · Jan 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B39/02?
- CPC F02B39/02 is the Cooperative Patent Classification code for “Drives of pumps (exhaust drives or combined exhaust and other drives F02B37/00); Varying pump drive gear ratio.”
- How many patents are filed under CPC F02B39/02 (Drives of pumps (exhaust drives or combined exhaust and other drives F02B37/00); Varying pump drive gear ratio)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC F02B39/02 growing?
- Publication counts under this code: 2 in 2022 vs 3 in 2023 (latest complete years).