- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22B - Methods of steam generationsteam boilers
- F22B 37/26 - Steam-separating arrangements
Patent holdings for IPC class F22B 37/26
Total number of patents in this class: 138
10-year publication summary
|
10
|
12
|
13
|
10
|
7
|
9
|
2
|
3
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24033 |
9 |
| GE-Hitachi Nuclear Energy Americas LLC | 454 |
6 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
5 |
| LG Electronics Inc. | 75654 |
4 |
| NEM Energy B.V. | 16 |
4 |
| TLV Co., Ltd. | 339 |
4 |
| Siemens Energy Global GmbH & Co. KG | 3335 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
3 |
| Whirlpool Corporation | 4639 |
3 |
| Alstom Technology Ltd | 1045 |
3 |
| Andritz Oy | 294 |
3 |
| Cockerill Maintenance & Ingenierie SA | 79 |
3 |
| Fccl Partnership | 41 |
3 |
| Imperial Oil Resources Limited | 165 |
3 |
| Areva NP GmbH | 50 |
2 |
| Casale SA | 633 |
2 |
| Cenovus Energy Inc. | 423 |
2 |
| Donaldson Company, Inc. | 1600 |
2 |
| Korea Institute of Energy Research | 897 |
2 |
| NEM B.V. | 4 |
2 |
| Other owners | 69 |