- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 9/18 - Component parts thereof; Accessories therefor, e.g. stay-bolt connections
Patent holdings for IPC class F22B 9/18
Total number of patents in this class: 7
10-year publication summary
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0
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0
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0
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1
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2
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0
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0
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vogt Power International Inc. | 20 |
2 |
| Rheem Manufacturing Company | 861 |
1 |
| Van Wyk, Dennis Allen | 1 |
1 |
| Van Wyk, Russel Duane | 1 |
1 |
| Haldor Topsøe A/S | 698 |
1 |
| Trinity Endeavors, LLC | 3 |
1 |
| Other owners | 0 |