- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 19/04 - Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour using fluid jet, e.g. of steam using liquid jet, e.g. of water
Patent holdings for IPC class F25B 19/04
Total number of patents in this class: 33
10-year publication summary
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4
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4
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5
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3
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2
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1
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2
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2
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2
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Raytheon Company | 8448 |
2 |
| Heatcraft Refrigeration Products LLC | 282 |
2 |
| TLV Co., Ltd. | 340 |
2 |
| CleanCold Technologies, LLC | 6 |
2 |
| LG Electronics Inc. | 75818 |
1 |
| Toyota Motor Corporation | 35813 |
1 |
| Canon Inc. | 43869 |
1 |
| Mitsubishi Electric Corporation | 48048 |
1 |
| Daikin Industries, Ltd. | 10504 |
1 |
| Baltimore Aircoil Company, Inc. | 183 |
1 |
| Booz Allen Hamilton Inc. | 331 |
1 |
| Evapco, Inc. | 311 |
1 |
| Gas Technology Institute | 336 |
1 |
| Goodrich Corporation | 2181 |
1 |
| Korea Institute of Energy Research | 899 |
1 |
| May-Ruben Technologies, Inc. | 1 |
1 |
| MR Technology Inc. | 2 |
1 |
| Prime Datum Development Company, LLC | 28 |
1 |
| Qcip Holdings, LLC | 5 |
1 |
| Reflect Scientific, Inc. | 29 |
1 |
| Other owners | 9 |