- 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: 782
10-year publication summary
|
74
|
75
|
89
|
82
|
108
|
51
|
71
|
59
|
32
|
38
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4931 |
23 |
| Valeo Systemes Thermiques | 2744 |
20 |
| Mitsubishi Electric Corporation | 46590 |
17 |
| General Electric Company | 13859 |
15 |
| Koninklijke Philips N.V. | 24932 |
14 |
| MAHLE International GmbH | 2798 |
13 |
| Modine Manufacturing Company | 308 |
11 |
| Hanon Systems | 1988 |
10 |
| Denso Corporation | 24562 |
9 |
| Daikin Industries, Ltd. | 10111 |
9 |
| Danfoss Micro Channel Heat Exchanger (Jiaxing) Co. Ltd. | 89 |
9 |
| I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini | 170 |
9 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 145 |
9 |
| Rtx Corporation | 9483 |
9 |
| ABB Schweiz AG | 7079 |
8 |
| Carrier Corporation | 4299 |
7 |
| Dana Canada Corporation | 273 |
7 |
| Danfoss A/S | 1356 |
7 |
| Samsung Electronics Co., Ltd. | 147983 |
6 |
| Honda Motor Co., Ltd. | 25780 |
6 |
| Other owners | 564 |