- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 41/38 - Expansion meansDispositions thereof specially adapted for reversible cycles, e.g. bidirectional expansion restrictors
Patent holdings for IPC class F25B 41/38
Total number of patents in this class: 17
10-year publication summary
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0
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2
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2
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0
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2
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1
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4
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3
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1
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3
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47625 |
3 |
| Hanon Systems | 2069 |
3 |
| Danfoss A/S | 1404 |
2 |
| BWXT Advanced Technologies LLC | 126 |
2 |
| Samsung Electronics Co., Ltd. | 154120 |
1 |
| LG Electronics Inc. | 75045 |
1 |
| Booz Allen Hamilton Inc. | 320 |
1 |
| Hangzhou Sanhua Research Institute Co., Ltd. | 178 |
1 |
| Parker-Hannifin Corporation | 1017 |
1 |
| Rheem Manufacturing Company | 991 |
1 |
| Shandong Longpu Solar Energy Co., Ltd | 1 |
1 |
| Other owners | 0 |