- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 27/08 - Instantaneous or flash steam boilers built-up from water tubes bent helically, i.e. coiled
Patent holdings for IPC class F22B 27/08
Total number of patents in this class: 12
10-year publication summary
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2
|
0
|
2
|
1
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2
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1
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1
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1
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0
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1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Berry Metal Company | 52 |
2 |
| Enviro Power, Inc. | 8 |
2 |
| Bleckmann GmbH & Co. KG | 29 |
1 |
| Enviro Power LLC | 2 |
1 |
| Hermle Maschinenbau GmbH | 11 |
1 |
| Micropyretics Heaters International, Inc. | 14 |
1 |
| Tchibo GmbH | 122 |
1 |
| Vytis, Ltd | 3 |
1 |
| Beijing China Base Startrade Co., Ltd. | 3 |
1 |
| Randall Smith | 2 |
1 |
| Other owners | 0 |