- 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: 50
10-year publication summary
|
3
|
7
|
2
|
3
|
3
|
2
|
2
|
3
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24386 |
4 |
| Glasspoint, Inc. | 24 |
4 |
| Lumenion GmbH | 23 |
3 |
| Energy Dome S.p.A. | 36 |
3 |
| Nooter/eriksen, Inc. | 68 |
3 |
| enerscale GmbH | 5 |
3 |
| Schlumberger Technology Corporation | 10881 |
2 |
| Schlumberger Canada Limited | 7366 |
2 |
| Schlumberger Technology B.v. | 5183 |
2 |
| Abengoa Solar New Technologies, S.A. | 155 |
2 |
| Google LLC | 42564 |
2 |
| Services Petroliers Schlumberger | 5828 |
2 |
| Siemens Energy Global GmbH & Co. KG | 3020 |
2 |
| Genvia | 23 |
2 |
| Google Inc. | 4219 |
1 |
| ABB Schweiz AG | 7055 |
1 |
| 14007 Mining Inc. | 4 |
1 |
| Cyrq Energy Inc. | 2 |
1 |
| General Electric Technology GmbH | 1373 |
1 |
| North China Electric Power University | 177 |
1 |
| Other owners | 8 |