- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 41/33 - Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
Patent holdings for IPC class F25B 41/33
Total number of patents in this class: 16
10-year publication summary
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0
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0
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0
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2
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0
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7
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4
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1
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2
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 24058 |
3 |
| Fujikoki Corporation | 370 |
2 |
| Guangdong Meizhi Precision-manufacturing Co., Ltd. | 29 |
2 |
| LG Electronics Inc. | 72208 |
1 |
| Mitsubishi Electric Corporation | 45646 |
1 |
| Carrier Corporation | 4378 |
1 |
| Booz Allen Hamilton Inc. | 273 |
1 |
| Denso Air Systems Corporation | 15 |
1 |
| Parker-Hannifin Corporation | 1028 |
1 |
| Thermo Electron LED GmbH | 159 |
1 |
| Nooter/eriksen, Inc. | 67 |
1 |
| Zhejiang Sanhua Commercial Refrigeration Controls Co., Ltd. | 33 |
1 |
| Other owners | 0 |