- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 41/26 - Disposition of valves, e.g. of on-off valves or flow control valves of fluid flow reversing valves
Patent holdings for IPC class F25B 41/26
Total number of patents in this class: 134
10-year publication summary
|
3
|
0
|
0
|
1
|
5
|
10
|
15
|
40
|
43
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
20 |
| Daikin Industries, Ltd. | 9495 |
18 |
| LG Electronics Inc. | 69257 |
5 |
| Lennox Industries Inc. | 1088 |
5 |
| Carrier Corporation | 4759 |
4 |
| Fujikoki Corporation | 330 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Climate Master, Inc. | 30 |
3 |
| Eagle Industry Co., Ltd. | 1062 |
3 |
| Emerson Climate Technologies, Inc. | 308 |
3 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 134 |
3 |
| Rheem Manufacturing Company | 861 |
3 |
| Saginomiya Seisakusho, Inc. | 201 |
3 |
| Trane International Inc. | 1123 |
3 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 394 |
3 |
| Denso Corporation | 23338 |
2 |
| Ford Global Technologies, LLC | 19702 |
2 |
| Booz Allen Hamilton Inc. | 229 |
2 |
| Dyson Technology Limited | 3124 |
2 |
| Otto Egelhof GmbH & Co. KG | 47 |
2 |
| Other owners | 41 |