- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01K - Steam engine plantssteam accumulatorsengine plants not otherwise provided forengines using special working fluids or cycles
- F01K 3/14 - Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having both steam accumulator and heater, e.g. superheating accumulator
Patent holdings for IPC class F01K 3/14
Total number of patents in this class: 47
10-year publication summary
|
3
|
7
|
2
|
4
|
3
|
3
|
3
|
3
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24568 |
4 |
| Glasspoint, Inc. | 24 |
4 |
| Lumenion GmbH | 22 |
3 |
| Energy Dome S.p.A. | 34 |
3 |
| Schlumberger Technology Corporation | 10296 |
2 |
| Schlumberger Canada Limited | 7167 |
2 |
| Schlumberger Technology B.v. | 5083 |
2 |
| Abengoa Solar New Technologies, S.A. | 155 |
2 |
| Google LLC | 40989 |
2 |
| Services Petroliers Schlumberger | 5645 |
2 |
| Siemens Energy Global GmbH & Co. KG | 2849 |
2 |
| Nooter/eriksen, Inc. | 64 |
2 |
| Genvia | 14 |
2 |
| enerscale GmbH | 5 |
2 |
| Google Inc. | 4297 |
1 |
| ABB Schweiz AG | 6650 |
1 |
| 14007 Mining Inc. | 6 |
1 |
| Cyrq Energy Inc. | 2 |
1 |
| General Electric Technology GmbH | 1599 |
1 |
| Universidad Tecnica Federico Santa Maria | 127 |
1 |
| Other owners | 7 |