- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 35/12 - Control systems for steam boilers for steam boilers of forced-flow type of once-through type operating at critical or supercritical pressure
Patent holdings for IPC class F22B 35/12
Total number of patents in this class: 23
10-year publication summary
|
1
|
1
|
0
|
5
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0
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3
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2
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0
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1
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1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 8 Rivers Capital, LLC | 224 |
12 |
| Palmer Labs, LLC | 30 |
3 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
3 |
| Siemens AG | 24990 |
2 |
| Siemens Concentrated Solar Power Ltd. | 49 |
1 |
| Ansaldo Caldaie S.p.A. | 1 |
1 |
| Graphite Energy (Assets) Pty Limited | 11 |
1 |
| Other owners | 0 |