- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 29/06 - Steam boilers of forced-flow type of once-through type, i.e. built-up from tubes receiving water at one end and delivering superheated steam at the other end of the tubes
Patent holdings for IPC class F22B 29/06
Total number of patents in this class: 207
10-year publication summary
|
18
|
22
|
10
|
11
|
12
|
5
|
4
|
17
|
18
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24990 |
35 |
| Rondo Energy, Inc. | 40 |
27 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
16 |
| General Electric Technology GmbH | 1657 |
14 |
| Alstom Technology Ltd | 1196 |
10 |
| Fccl Partnership | 38 |
4 |
| Foster Wheeler Energia Oy | 53 |
4 |
| NuScale Power, LLC | 236 |
4 |
| Tsinghua University | 5426 |
3 |
| ITEA S.p.A. | 29 |
3 |
| Skavis Corporation | 13 |
3 |
| AMEC Foster Wheeler Energia Oy | 23 |
2 |
| Cenovus Energy Inc. | 321 |
2 |
| China Petroleum & Chemical Corporation | 1623 |
2 |
| Doosan Power Systems Limited | 19 |
2 |
| Huaneng Clean Energy Research Institute | 345 |
2 |
| NEM Energy B.V. | 17 |
2 |
| Nuovo Pignone S.p.A. | 96 |
2 |
| PCL Industrial Services, Inc. | 2 |
2 |
| PNC Bank, National Association, AS Administrative Agent | 119 |
2 |
| Other owners | 66 |