- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 33/14 - Combinations of low- and high-pressure boilers
Patent holdings for IPC class F22B 33/14
Total number of patents in this class: 7
10-year publication summary
|
2
|
0
|
1
|
1
|
0
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0
|
1
|
1
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1
|
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
|
|---|---|---|
| Guangdong University of Technology | 466 |
2 |
| GE Infrastructure Technology, LLC | 5873 |
2 |
| Siemens AG | 24990 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Kawasaki Heavy Industries, Limited | 1524 |
1 |
| Other owners | 0 |