- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25D - Refrigerators; cold rooms; ice-boxes; cooling or freezing apparatus not otherwise provided for
- F25D 17/04 - Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection
Patent holdings for IPC class F25D 17/04
Total number of patents in this class: 1536
10-year publication summary
100
|
90
|
113
|
142
|
128
|
114
|
92
|
118
|
121
|
45
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
163 |
Haier Smart Home Co., Ltd. | 4882 |
105 |
Qingdao Haier Refrigerator Co., Ltd | 1378 |
101 |
BSH Hausgeräte GmbH | 5384 |
91 |
Samsung Electronics Co., Ltd. | 131630 |
77 |
BSH Bosch und Siemens Hausgerate GmbH | 3236 |
69 |
Arcelik A.S. | 3617 |
59 |
Qingdao Haier Joint Stock Co., Ltd. | 598 |
59 |
Whirlpool Corporation | 4238 |
55 |
Carrier Corporation | 4759 |
34 |
Haier US Appliance Solutions, Inc. | 3178 |
33 |
Electrolux Home Products, Inc. | 1220 |
26 |
Midea Group Co., Ltd. | 4025 |
25 |
Hefei Hualing Co., Ltd. | 425 |
23 |
Hefei Midea Refrigerator Co., Ltd. | 379 |
23 |
Seoul Viosys Co., Ltd. | 1359 |
21 |
Daikin Industries, Ltd. | 9495 |
20 |
Mitsubishi Electric Corporation | 43934 |
17 |
Electrolux Appliances Aktiebolag | 1216 |
14 |
Sensor Electronic Technology, Inc. | 471 |
14 |
Other owners | 507 |