- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 39/04 - Condensers
Patent holdings for IPC class F25B 39/04
Total number of patents in this class: 1423
10-year publication summary
|
94
|
119
|
145
|
112
|
100
|
98
|
98
|
92
|
71
|
41
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48048 |
122 |
| Denso Corporation | 25579 |
58 |
| Carrier Corporation | 3951 |
52 |
| Daikin Industries, Ltd. | 10504 |
50 |
| Tyco Fire & Security GmbH | 3652 |
43 |
| LG Electronics Inc. | 75818 |
36 |
| Hanon Systems | 2108 |
36 |
| MAHLE International GmbH | 2917 |
36 |
| Haier Smart Home Co., Ltd. | 5716 |
26 |
| Valeo Systemes Thermiques | 2825 |
25 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2429 |
24 |
| Lennox Industries Inc. | 1107 |
23 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1922 |
20 |
| Valeo Autosystemy Sp. z o.o. | 133 |
19 |
| Johnson Controls Technology Company | 1383 |
15 |
| BSH Bosch und Siemens Hausgerate GmbH | 2474 |
15 |
| Heatcraft Refrigeration Products LLC | 282 |
14 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 976 |
14 |
| Arcelik A.S. | 3369 |
13 |
| Kyungdong Navien Co., Ltd. | 642 |
13 |
| Other owners | 769 |