- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 35/18 - Applications of computers to steam-boiler control
Patent holdings for IPC class F22B 35/18
Total number of patents in this class: 98
10-year publication summary
|
4
|
3
|
5
|
2
|
11
|
9
|
13
|
14
|
11
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Emerson Process Management Power & Water Solutions, Inc. | 126 |
8 |
| Rheem Manufacturing Company | 861 |
7 |
| Ice Thermal Harvesting, LLC | 68 |
7 |
| Siemens AG | 24990 |
5 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
4 |
| General Electric Technology GmbH | 1657 |
4 |
| Mitsubishi Power, Ltd. | 1680 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| AERCO International, Inc. | 41 |
2 |
| Buhler AG | 531 |
2 |
| Dominion Engineering, Inc. | 33 |
2 |
| Enero Solutions Inc. | 5 |
2 |
| Exergy Limited | 2 |
2 |
| IHI Corporation | 3268 |
2 |
| Stamicarbon B.V. | 265 |
2 |
| Xi'an Jiaotong University | 579 |
2 |
| Sumitomo Shi FW Energia Oy | 48 |
2 |
| Siemens Energy Global GmbH & Co. KG | 2775 |
2 |
| Doosan Enerbility Co., Ltd. | 143 |
2 |
| Rockwell Automation Technologies, Inc. | 2547 |
1 |
| Other owners | 35 |