Downhole power generation system and method
US-11555380-B2 · Jan 17, 2023 · US
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After-charging, i.e. supplementary charging after scavenging
After-charging, i.e. supplementary charging after scavenging · 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 | F02B29/06 |
| Official title | After-charging, i.e. supplementary charging after scavenging |
| Display label | After-charging, i.e. supplementary charging after scavenging |
| Total patents | 16 |
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 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 5 |
| 2022 | 2 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for gaspath actuators
US-11313287-B2 · Apr 26, 2022 · US
System and method for gaspath actuators
US-2022099036-A1 · Mar 31, 2022 · US
Valve arrangement
US-10794334-B2 · Oct 6, 2020 · US
A gas feeding arrangement
US-2020300182-A1 · Sep 24, 2020 · US
Engine system and method of controlling the same
US-10760476-B2 · Sep 1, 2020 · US
Engine system and method of controlling the same
US-2020182135-A1 · Jun 11, 2020 · US
Downhole power generation system and method
US-2020056458-A1 · Feb 20, 2020 · US
Valve arrangement
US-2019085792-A1 · Mar 21, 2019 · US
Controlling exhaust gas flow to the EGR system through a scavenger valve
US-9945332-B2 · Apr 17, 2018 · US
Internal combustion engine
US-9890694-B2 · Feb 13, 2018 · US
Method to control the temperature of the exhaust gases of a supercharged internal combustion engine
US-9567886-B2 · Feb 14, 2017 · US
Method to control the temperature of the exhaust gases of a supercharged internal combustion engine
US-2016153331-A1 · Jun 2, 2016 · US
Condensate management for motor-vehicle compressed air storage systems
US-9234469-B2 · Jan 12, 2016 · US
Controlling exhaust gas flow to the egr system through a scavenger valve
US-2015260128-A1 · Sep 17, 2015 · US
Internal combustion engine
US-2015184582-A1 · Jul 2, 2015 · US