- 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: 1236
10-year publication summary
99
|
105
|
152
|
131
|
123
|
133
|
102
|
84
|
94
|
41
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Carrier Corporation | 4759 |
99 |
Mitsubishi Electric Corporation | 43934 |
70 |
Daikin Industries, Ltd. | 9495 |
69 |
Trane International Inc. | 1123 |
68 |
LG Electronics Inc. | 69257 |
54 |
Heatcraft Refrigeration Products LLC | 246 |
34 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
30 |
Copeland LP | 656 |
28 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
25 |
Johnson Controls Technology Company | 1522 |
23 |
Lennox Industries Inc. | 1088 |
19 |
Haier Smart Home Co., Ltd. | 4882 |
18 |
Danfoss A/S | 1259 |
17 |
Agc, Inc. | 4029 |
16 |
Samsung Electronics Co., Ltd. | 131630 |
15 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
14 |
Emerson Climate Technologies, Inc. | 308 |
14 |
Honeywell International Inc. | 13799 |
13 |
Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
12 |
Bitzer Kuehlmaschinenbau GmbH | 140 |
11 |
Other owners | 587 |