- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 25/00 - Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups
Patent holdings for IPC class F25B 25/00
Total number of patents in this class: 980
10-year publication summary
|
86
|
85
|
102
|
144
|
95
|
71
|
78
|
81
|
59
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
110 |
| Carrier Corporation | 4759 |
63 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
41 |
| LG Electronics Inc. | 69257 |
32 |
| Valeo Systemes Thermiques | 2471 |
28 |
| Daikin Industries, Ltd. | 9495 |
17 |
| Johnson Controls Technology Company | 1522 |
16 |
| Efficient Energy GmbH | 60 |
16 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
16 |
| Denso Corporation | 23338 |
14 |
| Inertech IP LLC | 86 |
12 |
| Hanon Systems | 1632 |
10 |
| MAHLE International GmbH | 2670 |
10 |
| Ford Global Technologies, LLC | 19702 |
9 |
| Hill Phoenix, Inc. | 235 |
9 |
| Copeland LP | 656 |
9 |
| Heatcraft Refrigeration Products LLC | 246 |
8 |
| Mayekawa Mfg. Co., Ltd. | 327 |
8 |
| Rolls-Royce North American Technologies, Inc. | 1079 |
8 |
| Vertiv S.r.l. | 107 |
8 |
| Other owners | 536 |