- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 31/00 - Compressor arrangements
Patent holdings for IPC class F25B 31/00
Total number of patents in this class: 1190
10-year publication summary
|
58
|
99
|
105
|
152
|
131
|
122
|
132
|
100
|
82
|
87
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carrier Corporation | 4818 |
101 |
| Daikin Industries, Ltd. | 9267 |
70 |
| Mitsubishi Electric Corporation | 43105 |
69 |
| Trane International Inc. | 1103 |
63 |
| LG Electronics Inc. | 68720 |
56 |
| Heatcraft Refrigeration Products LLC | 234 |
32 |
| Copeland LP | 636 |
28 |
| Johnson Controls Tyco IP Holdings LLP | 2624 |
27 |
| Johnson Controls Technology Company | 1535 |
23 |
| GREE Electric Appliances, Inc. of Zhuhai | 2932 |
23 |
| Lennox Industries Inc. | 1070 |
19 |
| Haier Smart Home Co., Ltd. | 4423 |
18 |
| Danfoss A/S | 1205 |
16 |
| Agc, Inc. | 3852 |
16 |
| Samsung Electronics Co., Ltd. | 127467 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 28140 |
14 |
| Honeywell International Inc. | 13949 |
13 |
| Emerson Climate Technologies, Inc. | 313 |
12 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 733 |
12 |
| Bitzer Kuehlmaschinenbau GmbH | 137 |
11 |
| Other owners | 553 |