- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25D - Refrigerators; cold rooms; ice-boxes; cooling or freezing apparatus not otherwise provided for
- F25D 23/00 - General constructional features
Patent holdings for IPC class F25D 23/00
Total number of patents in this class: 2221
10-year publication summary
144
|
177
|
130
|
172
|
158
|
147
|
139
|
188
|
196
|
56
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
295 |
Haier Smart Home Co., Ltd. | 4882 |
172 |
Qingdao Haier Refrigerator Co., Ltd | 1378 |
160 |
Samsung Electronics Co., Ltd. | 131630 |
103 |
Whirlpool Corporation | 4238 |
92 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
82 |
BSH Bosch und Siemens Hausgerate GmbH | 3236 |
79 |
Daikin Industries, Ltd. | 9495 |
78 |
Mitsubishi Electric Corporation | 43934 |
70 |
BSH Hausgeräte GmbH | 5384 |
67 |
Arcelik A.S. | 3617 |
51 |
Sharp Kabushiki Kaisha | 18957 |
38 |
Panasonic Corporation | 20786 |
34 |
Qingdao Haier Joint Stock Co., Ltd. | 598 |
31 |
Hitachi Global Life Solutions, Inc. | 212 |
28 |
Haier US Appliance Solutions, Inc. | 3178 |
25 |
Hefei Hualing Co., Ltd. | 425 |
24 |
Midea Group Co., Ltd. | 4025 |
24 |
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
24 |
Hefei Midea Refrigerator Co., Ltd. | 379 |
20 |
Other owners | 724 |