- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F25B - Refrigeration machines, plants or systemscombined heating and refrigeration systemsheat pump systems
- F25B 41/35 - Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors
Patent holdings for IPC class F25B 41/35
Total number of patents in this class: 117
10-year publication summary
|
0
|
0
|
1
|
3
|
10
|
16
|
42
|
19
|
22
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang DunAn Artificial Environment Co., Ltd | 543 |
15 |
| Zhejiang Sanhua Intelligent Controls Co., Ltd. | 206 |
10 |
| Fujikoki Corporation | 375 |
9 |
| Danfoss A/S | 1352 |
9 |
| Hanon Systems | 1912 |
8 |
| Denso Corporation | 24190 |
7 |
| MAHLE International GmbH | 2759 |
5 |
| ECO Holding 1 GmbH | 124 |
5 |
| Robert Bosch GmbH | 42596 |
4 |
| Pierburg GmbH | 466 |
4 |
| Valeo Systemes Thermiques | 2706 |
4 |
| Eagle Industry Co., Ltd. | 1123 |
3 |
| WaterFurnace International, Inc. | 103 |
3 |
| Daikin Industries, Ltd. | 9977 |
2 |
| Guangdong Welling Motor Manufacturing Co., Ltd. | 205 |
2 |
| Zhejiang Sanhua Automotive Components Co., Ltd. | 294 |
2 |
| Mueller Refrigeration LLC | 7 |
2 |
| Copeland Climate Technologies (Suzhou) Co. Ltd. | 58 |
2 |
| Samsung Electronics Co., Ltd. | 144675 |
1 |
| LG Electronics Inc. | 72675 |
1 |
| Other owners | 19 |