- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F25B - Refrigeration machines, plants or systems; combined heating and refrigeration systems; heat pump systems
- F25B 41/39 - Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
Patent holdings for IPC class F25B 41/39
Total number of patents in this class: 98
10-year publication summary
0
|
0
|
1
|
7
|
7
|
18
|
26
|
20
|
18
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
8 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
7 |
Carrier Corporation | 4759 |
6 |
Lennox Industries Inc. | 1088 |
6 |
Daikin Industries, Ltd. | 9495 |
5 |
BSH Hausgeräte GmbH | 5384 |
5 |
Heatcraft Refrigeration Products LLC | 246 |
4 |
Valeo Systemes Thermiques | 2471 |
4 |
Danfoss A/S | 1259 |
4 |
Hill Phoenix, Inc. | 235 |
3 |
Therma-Stor LLC | 134 |
3 |
Evapco, Inc. | 244 |
2 |
Hanon Systems | 1632 |
2 |
Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
2 |
Advansor A/S | 12 |
2 |
Prince Mohammad Bin Fahd University | 77 |
2 |
Marelli Cabin Comfort Japan Corporation | 8 |
2 |
Viessmann Climate Solutions SE | 289 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
LG Electronics Inc. | 69257 |
1 |
Other owners | 27 |