F01K 1/12
Multiple accumulators
Official title: Multiple accumulators; Charging, discharging or control specially adapted therefor
F01K1/12 (Multiple accumulators) appears on 15 US grants and 17 published applications in this corpus.
Search patents in F01K- Granted patents
- 15
- Published applications
- 17
- Assignees
- 13
- Inventors
- 22
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 4 |
| 2016 | 2 | 0 |
| 2017 | 4 | 5 |
| 2018 | 3 | 1 |
| 2019 | 2 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
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Subgroups
Granted patents
Recent patents
- Energy storage plant and process24 Dec 2024US 12,173,649 B2Energy Dome S.P.A.
- Thermal energy battery25 Jul 2023US 11,709,024 B2EnergyNest AS
- Modified CO2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability16 Mar 2021US 10,946,944 B2Raytheon Company
- Modified CO2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability30 Jul 2019US 10,364,006 B2
- Steam-assisted gravity drive system19 Mar 2019US 10,233,896 B2
- Energy storage plant and process6 Apr 2023US 2023/0105405 A1Energy Dome S.P.A.
- Thermal energy battery7 Jul 2022US 2022/0214119 A1EnergyNest AS
- Modified co2 cycle for long endurance unmanned underwater vehicles and resultant chirp acoustic capability8 Aug 2019US 2019/0241242 A1Raytheon Company
- Steam-assisted gravity drive system23 Aug 2018US 2018/0238296 A1
- Hydraulic drives for use in charging systems, ballast systems, or other systems of underwater vehicles7 Dec 2017US 2017/0349252 A1Raytheon Company
Most cited
By later US patents
- Apparatus, system, and methods for mechanical energy regeneration36US 9,394,807 B12016
- Steam heat storage system33US 9,683,788 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives · 2017
- Power plant having a heat storage medium and a method of operation thereof7US 7,723,858 B2New World Generation Inc. · 2010
- Hydraulic drives for use in charging systems, ballast systems, or other systems of underwater vehicles5US 9,834,288 B1Raytheon Company · 2017
- Method for operating a solar thermal power system with an economizer recirculation line5US 9,995,285 B2ALSTOM Technology Ltd · 2018