- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 43/00 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
Patent holdings for IPC class F25B 43/00
Total number of patents in this class: 1849
10-year publication summary
|
154
|
144
|
119
|
136
|
121
|
133
|
170
|
148
|
110
|
81
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47971 |
184 |
| Daikin Industries, Ltd. | 10478 |
116 |
| Denso Corporation | 25513 |
88 |
| Carrier Corporation | 3958 |
76 |
| Hanon Systems | 2106 |
48 |
| Haier Smart Home Co., Ltd. | 5707 |
43 |
| LG Electronics Inc. | 75654 |
40 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 699 |
40 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
37 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2428 |
34 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 974 |
34 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1921 |
32 |
| Heatcraft Refrigeration Products LLC | 275 |
25 |
| Midea Group Co., Ltd. | 4979 |
25 |
| Valeo Systemes Thermiques | 2825 |
24 |
| Trane International Inc. | 1227 |
22 |
| Fujikoki Corporation | 414 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
18 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 765 |
18 |
| MAHLE International GmbH | 2911 |
18 |
| Other owners | 907 |