- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 47/00 - Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
Patent holdings for IPC class F25B 47/00
Total number of patents in this class: 299
10-year publication summary
|
15
|
20
|
31
|
36
|
31
|
25
|
23
|
19
|
24
|
4
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carrier Corporation | 4761 |
26 |
| Mitsubishi Electric Corporation | 41315 |
22 |
| Daikin Industries, Ltd. | 8772 |
14 |
| LG Electronics Inc. | 66952 |
11 |
| Lennox Industries Inc. | 1027 |
9 |
| Alltemp Products Company Limited | 68 |
5 |
| Sanden Corporation | 716 |
5 |
| Denso Corporation | 23107 |
4 |
| Hamilton Sundstrand Corporation | 4202 |
4 |
| Coilpod LLC | 6 |
4 |
| Valeo Systemes Thermiques | 2271 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1082 |
4 |
| Samsung Electronics Co., Ltd. | 120977 |
3 |
| International Business Machines Corporation | 63200 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 26394 |
3 |
| Carrier Commercial Refrigeration, Inc. | 48 |
3 |
| Heatcraft Refrigeration Products LLC | 227 |
3 |
| Hill Phoenix, Inc. | 220 |
3 |
| Linde Aktiengesellschaft | 1678 |
3 |
| Midea Group Co., Ltd. | 3546 |
3 |
| Other owners | 163 |