- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F22B - Methods of steam generationsteam boilers
- F22B 37/78 - Adaptations or mounting of level indicators
Patent holdings for IPC class F22B 37/78
Total number of patents in this class: 33
10-year publication summary
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0
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1
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3
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4
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2
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2
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2
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3
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2
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73393 |
3 |
| Fluid Handling LLC | 246 |
2 |
| Qinhuangdao Huadian Measurement & Control Equipment Co., Ltd. | 4 |
2 |
| GE Infrastructure Technology, LLC | 6241 |
2 |
| Technologies SteamOvap Inc. | 7 |
2 |
| Samsung Electronics Co., Ltd. | 147131 |
1 |
| Sharp Corporation | 10267 |
1 |
| Applied Materials, Inc. | 18792 |
1 |
| Whirlpool Corporation | 4437 |
1 |
| Alstom Technology Ltd | 1097 |
1 |
| Beijing CapStar Automation Instrument Co., Ltd. | 2 |
1 |
| BSH Bosch und Siemens Hausgerate GmbH | 2837 |
1 |
| BSH Hausgeräte GmbH | 5532 |
1 |
| Cleveland Range, LLC | 52 |
1 |
| E.G.O. Elektro-Geraetebau GmbH | 139 |
1 |
| General Electric Technology GmbH | 1372 |
1 |
| HORIBA STEC, Co., Ltd. | 340 |
1 |
| Potter Electric Signal Company, LLC | 77 |
1 |
| Sasakura Engineering Co., Ltd. | 52 |
1 |
| SJE Corporation, Ltd. | 4 |
1 |
| Other owners | 7 |