- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F22B - Methods of steam generation; steam boilers
- F22B 27/04 - Instantaneous or flash steam boilers built-up from water tubes
Patent holdings for IPC class F22B 27/04
Total number of patents in this class: 10
10-year publication summary
|
1
|
0
|
1
|
0
|
2
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0
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0
|
1
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0
|
0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Obschestvo S Ogranichennoi Otvetstvennostju 'akva-piro-alyans' | 3 |
2 |
| S. C. Johnson & Son, Inc. | 2869 |
1 |
| Bütton Energy Energiesysteme GmbH | 1 |
1 |
| Incorporated Administrative Agency National Agriculture and Food Research Organization | 71 |
1 |
| Otag GmbH & Co. KG | 1 |
1 |
| Taiyo Seisakusho Co., Ltd. | 3 |
1 |
| Umeda Jimusho Ltd. | 11 |
1 |
| Steris Instrument Management Services, Inc. | 65 |
1 |
| MAS Sanz, Xavier | 1 |
1 |
| Other owners | 0 |