- 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 1/02 - 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
Patent holdings for IPC class F28D 1/02
Total number of patents in this class: 775
10-year publication summary
75
|
78
|
92
|
83
|
113
|
54
|
72
|
59
|
32
|
29
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Hamilton Sundstrand Corporation | 4868 |
23 |
Valeo Systemes Thermiques | 2729 |
20 |
Mitsubishi Electric Corporation | 46093 |
17 |
General Electric Company | 13780 |
15 |
Koninklijke Philips N.V. | 24786 |
14 |
MAHLE International GmbH | 2770 |
13 |
Modine Manufacturing Company | 308 |
11 |
Hanon Systems | 1940 |
10 |
Denso Corporation | 24282 |
9 |
Daikin Industries, Ltd. | 9995 |
9 |
Danfoss Micro Channel Heat Exchanger (Jiaxing) Co. Ltd. | 89 |
9 |
I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini | 166 |
9 |
Rtx Corporation | 9376 |
9 |
ABB Schweiz AG | 6969 |
8 |
Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 136 |
8 |
Carrier Corporation | 4345 |
7 |
Dana Canada Corporation | 273 |
7 |
Danfoss A/S | 1355 |
7 |
Samsung Electronics Co., Ltd. | 146092 |
6 |
Honda Motor Co., Ltd. | 25251 |
6 |
Other owners | 558 |