- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 43/02 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
Patent holdings for IPC class F25B 43/02
Total number of patents in this class: 709
10-year publication summary
|
50
|
53
|
52
|
57
|
57
|
36
|
32
|
46
|
33
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48018 |
90 |
| Daikin Industries, Ltd. | 10499 |
60 |
| Carrier Corporation | 3955 |
44 |
| LG Electronics Inc. | 75694 |
33 |
| Trane International Inc. | 1228 |
27 |
| Heatcraft Refrigeration Products LLC | 275 |
26 |
| Denso Corporation | 25534 |
14 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
14 |
| Tyco Fire & Security GmbH | 3640 |
13 |
| Hill Phoenix, Inc. | 305 |
12 |
| Copeland LP | 700 |
12 |
| Hanon Systems | 2106 |
11 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 703 |
11 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 975 |
11 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 765 |
10 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2428 |
10 |
| Haier Smart Home Co., Ltd. | 5712 |
10 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1921 |
8 |
| Hefei Midea Heating & Ventilating Equipment Co., Ltd. | 340 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
7 |
| Other owners | 278 |