- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01K - Steam engine plantssteam accumulatorsengine plants not otherwise provided forengines using special working fluids or cycles
- F01K 1/08 - Charging or discharging of accumulators with steam
Patent holdings for IPC class F01K 1/08
Total number of patents in this class: 23
10-year publication summary
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0
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0
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1
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2
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4
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0
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0
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1
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3
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lochterra Inc. | 5 |
3 |
| Abengoa Solar New Technologies, S.A. | 154 |
2 |
| CURRENTA GmbH & Co. OHG | 21 |
2 |
| Malta Inc. | 107 |
2 |
| Advantron Technologies LLC | 3 |
2 |
| Malta Hochtemperatur Wärmepumpen Stromspeicher GmbH | 6 |
2 |
| Siemens AG | 24132 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11021 |
1 |
| ABB Schweiz AG | 7508 |
1 |
| Enero Inventions | 4 |
1 |
| MAN Truck & Bus AG | 171 |
1 |
| Sustainable Energy Solutions, LLC | 3 |
1 |
| Greel AB | 1 |
1 |
| Winpower Inc. | 1 |
1 |
| Entent | 2 |
1 |
| Siemens Energy Global GmbH & Co. KG | 3287 |
1 |
| Other owners | 0 |