- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 7/00 - Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
Patent holdings for IPC class F25B 7/00
Total number of patents in this class: 1017
10-year publication summary
|
63
|
68
|
83
|
58
|
66
|
66
|
82
|
77
|
92
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45860 |
116 |
| Daikin Industries, Ltd. | 9971 |
89 |
| LG Electronics Inc. | 72559 |
39 |
| Carrier Corporation | 4358 |
35 |
| Honeywell International Inc. | 13562 |
20 |
| Heatcraft Refrigeration Products LLC | 254 |
20 |
| PHC Holdings Corporation | 717 |
20 |
| Hill Phoenix, Inc. | 262 |
19 |
| Daikin Europe N.v. | 206 |
15 |
| Trane International Inc. | 1175 |
14 |
| Shinwa Controls Co., Ltd. | 159 |
12 |
| Energy Recovery, Inc. | 174 |
11 |
| Mayekawa Mfg. Co., Ltd. | 341 |
11 |
| Toshiba Carrier Corporation | 502 |
11 |
| Hussmann Corporation | 225 |
10 |
| Rheem Manufacturing Company | 975 |
10 |
| Thermo Fisher Scientific (Asheville) LLC | 82 |
10 |
| Johnson Controls Light Commercial IP GmbH | 306 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 31022 |
9 |
| Johnson Controls Technology Company | 1454 |
9 |
| Other owners | 527 |