- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 37/42 - Applications, arrangements, or dispositions of alarm or automatic safety devices
Patent holdings for IPC class F22B 37/42
Total number of patents in this class: 59
10-year publication summary
|
2
|
6
|
6
|
6
|
4
|
7
|
1
|
3
|
6
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TLV Co., Ltd. | 336 |
3 |
| Ademco Inc. | 1374 |
3 |
| BASF SE | 19740 |
2 |
| AERCO International, Inc. | 41 |
2 |
| Armstrong International, Inc. | 39 |
2 |
| Giant Factories Inc. | 62 |
2 |
| Lochinvar, LLC | 102 |
2 |
| Sumitomo Heavy Industries, Ltd. | 1670 |
2 |
| Westinghouse Electric Company LLC | 1087 |
2 |
| Sumitomo Shi FW Energia Oy | 48 |
2 |
| Siemens AG | 24990 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Hitachi, Ltd. | 16452 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Korea Advanced Institute of Science and Technology | 3906 |
1 |
| Areva GmbH | 90 |
1 |
| The Babcock & Wilcox Company | 184 |
1 |
| China General Nuclear Power Corporation | 244 |
1 |
| China Nuclear Power Technology Research Institute Co., Ltd. | 151 |
1 |
| Other owners | 27 |