- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28D - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contactheat storage plants or apparatus in general
- F28D 1/053 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with the heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
Patent holdings for IPC class F28D 1/053
Total number of patents in this class: 2127
10-year publication summary
195
|
166
|
231
|
210
|
200
|
168
|
155
|
126
|
135
|
107
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 46547 |
243 |
Denso Corporation | 24541 |
174 |
Valeo Systemes Thermiques | 2743 |
147 |
Daikin Industries, Ltd. | 10106 |
139 |
Hanon Systems | 1982 |
108 |
MAHLE International GmbH | 2794 |
80 |
Carrier Corporation | 4299 |
43 |
Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 145 |
35 |
Samsung Electronics Co., Ltd. | 147787 |
31 |
LG Electronics Inc. | 73588 |
30 |
Hamilton Sundstrand Corporation | 4923 |
28 |
Behr GmbH & Co. KG | 293 |
24 |
Valeo Autosystemy Sp. z o.o. | 133 |
24 |
Zhejiang DunAn Artificial Environment Co., Ltd | 572 |
24 |
Sanden Corporation | 965 |
21 |
T.RAD Co., Ltd. | 101 |
21 |
DENSO International America, Inc. | 626 |
20 |
Trane International Inc. | 1194 |
18 |
Danfoss A/S | 1354 |
18 |
Kyungdong Navien Co., Ltd. | 618 |
16 |
Other owners | 883 |