- 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 1/03 - 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 plate-like or laminated conduits
Patent holdings for IPC class F28D 1/03
Total number of patents in this class: 705
10-year publication summary
55
|
50
|
82
|
62
|
76
|
55
|
47
|
40
|
37
|
20
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Valeo Systemes Thermiques | 2702 |
106 |
Dana Canada Corporation | 273 |
44 |
Denso Corporation | 24146 |
26 |
MAHLE International GmbH | 2751 |
22 |
Modine Manufacturing Company | 307 |
20 |
Panasonic Intellectual Property Management Co., Ltd. | 31022 |
16 |
Hanon Systems | 1906 |
14 |
Behr GmbH & Co. KG | 323 |
12 |
Ecovap, Inc. | 19 |
10 |
Zhejiang DunAn Artificial Environment Co., Ltd | 543 |
8 |
Safran Aircraft Engines | 6250 |
7 |
Sumitomo Precision Products Co., Ltd. | 299 |
7 |
Rtx Corporation | 9313 |
7 |
General Electric Company | 13830 |
6 |
Hyundai Motor Company | 21748 |
6 |
Alfa Laval Corporate AB | 1305 |
6 |
Hamilton Sundstrand Corporation | 4834 |
5 |
Commissariat à l'énergie atomique et aux energies alternatives | 10879 |
5 |
Carrier Corporation | 4358 |
5 |
Kia Motors Corporation | 7758 |
5 |
Other owners | 368 |