- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 9/02 - Header boxesEnd plates
Patent holdings for IPC class F28F 9/02
Total number of patents in this class: 3978
10-year publication summary
|
331
|
325
|
390
|
343
|
340
|
313
|
295
|
264
|
259
|
188
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Systemes Thermiques | 2754 |
350 |
| Mitsubishi Electric Corporation | 46757 |
290 |
| Hanon Systems | 1998 |
177 |
| Denso Corporation | 24663 |
164 |
| Daikin Industries, Ltd. | 10133 |
144 |
| MAHLE International GmbH | 2819 |
127 |
| Hamilton Sundstrand Corporation | 4946 |
92 |
| Carrier Corporation | 4297 |
72 |
| Alfa Laval Corporate AB | 1324 |
66 |
| Modine Manufacturing Company | 310 |
59 |
| Valeo Autosystemy Sp. z o.o. | 133 |
51 |
| Dana Canada Corporation | 272 |
45 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 145 |
42 |
| Danfoss A/S | 1358 |
40 |
| LG Electronics Inc. | 73818 |
37 |
| Samsung Electronics Co., Ltd. | 148584 |
36 |
| Behr GmbH & Co. KG | 277 |
29 |
| T.RAD Co., Ltd. | 100 |
28 |
| Rtx Corporation | 9529 |
27 |
| General Electric Company | 13865 |
26 |
| Other owners | 2076 |