Modified CO2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability
US-10946944-B2 · Mar 16, 2021 · US
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Multiple accumulators; Charging, discharging or control specially adapted therefor
Multiple accumulators; Charging, discharging or control specially adapted therefor · 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 | F01K1/12 |
| Official title | Multiple accumulators; Charging, discharging or control specially adapted therefor |
| Display label | Multiple accumulators; Charging, discharging or control specially adapted therefor |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 7 |
| 2018 | 2 |
| 2019 | 2 |
| 2021 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Modified co2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability
US-2019241242-A1 · Aug 8, 2019 · US
Modified CO2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability
US-10364006-B2 · Jul 30, 2019 · US
Apparatus and method for periodically charging ocean vessel or other system using thermal energy conversion
US-10036510-B2 · Jul 31, 2018 · US
Subsurface thermal energy storage of heat generated by concentrating solar power
US-9897394-B2 · Feb 20, 2018 · US
Apparatus and method for periodically charging ocean vessel or other system using thermal energy conversion
US-2017350558-A1 · Dec 7, 2017 · US
Hydraulic drives for use in charging systems, ballast systems, or other systems of underwater vehicles
US-2017349252-A1 · Dec 7, 2017 · US
Hydraulic drives for use in charging systems, ballast systems, or other systems of underwater vehicles
US-9834288-B1 · Dec 5, 2017 · US
Modified co2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability
US-2017283021-A1 · Oct 5, 2017 · US
Steam heat storage system
US-9683788-B2 · Jun 20, 2017 · US
Method for controlling a thermal power plant using regulated valves
US-9574461-B2 · Feb 21, 2017 · US
Subsurface thermal energy storage of heat generated by concentrating solar power
US-2017038157-A1 · Feb 9, 2017 · US
Subsurface thermal energy storage of heat generated by concentrating solar power
US-9291367-B2 · Mar 22, 2016 · US
Method for controlling a thermal power plant using regulated valves
US-2015337688-A1 · Nov 26, 2015 · US
Steam heat storage system
US-2015219403-A1 · Aug 6, 2015 · US