- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 41/335 - Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
Patent holdings for IPC class F25B 41/335
Total number of patents in this class: 27
10-year publication summary
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0
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0
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0
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1
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0
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3
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6
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10
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7
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikoki Corporation | 384 |
11 |
| Parker-Hannifin Corporation | 1039 |
8 |
| Danfoss A/S | 1351 |
3 |
| LG Electronics Inc. | 73393 |
1 |
| Denso Corporation | 24387 |
1 |
| Valeo Systemes Thermiques | 2737 |
1 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 558 |
1 |
| Zhejiang Sanhua Intelligent Controls Co., Ltd. | 208 |
1 |
| Other owners | 0 |