- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 1/10 - Compression machines, plants or systems with non-reversible cycle with multi-stage compression
Patent holdings for IPC class F25B 1/10
Total number of patents in this class: 1060
10-year publication summary
|
75
|
69
|
114
|
96
|
80
|
55
|
71
|
62
|
55
|
24
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carrier Corporation | 4759 |
144 |
| Daikin Industries, Ltd. | 9495 |
137 |
| Mitsubishi Electric Corporation | 43934 |
64 |
| LG Electronics Inc. | 69257 |
45 |
| Heatcraft Refrigeration Products LLC | 246 |
44 |
| Danfoss A/S | 1259 |
36 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
32 |
| Denso Corporation | 23338 |
31 |
| Copeland LP | 656 |
23 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
19 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
17 |
| Hill Phoenix, Inc. | 235 |
15 |
| Mayekawa Mfg. Co., Ltd. | 327 |
15 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
15 |
| Trane International Inc. | 1123 |
13 |
| Panasonic Corporation | 20786 |
11 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
10 |
| Air Products and Chemicals, Inc. | 1448 |
9 |
| Rolls-Royce Corporation | 1686 |
8 |
| Other owners | 352 |