- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat 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: 305
10-year publication summary
|
36
|
31
|
25
|
23
|
20
|
27
|
18
|
12
|
14
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48460 |
22 |
| Carrier Corporation | 3960 |
19 |
| Daikin Industries, Ltd. | 10540 |
13 |
| LG Electronics Inc. | 76299 |
12 |
| Lennox Industries Inc. | 1130 |
11 |
| Samsung Electronics Co., Ltd. | 159473 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 34623 |
5 |
| Alltemp Products Company Limited | 41 |
5 |
| Sanden Corporation | 1057 |
5 |
| Denso Corporation | 25820 |
4 |
| Hamilton Sundstrand Corporation | 5013 |
4 |
| Coilpod LLC | 7 |
4 |
| TE Technology, Inc. | 4 |
4 |
| Valeo Systemes Thermiques | 2818 |
4 |
| Haier Smart Home Co., Ltd. | 5757 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1928 |
4 |
| International Business Machines Corporation | 62864 |
3 |
| Audi AG | 7590 |
3 |
| Fujitsu General Limited | 607 |
3 |
| Hill Phoenix, Inc. | 308 |
3 |
| Other owners | 165 |