- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 9/02 - Header boxes; End plates
Patent holdings for IPC class F28F 9/02
Total number of patents in this class: 3824
10-year publication summary
|
339
|
338
|
405
|
351
|
349
|
319
|
293
|
257
|
254
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Systemes Thermiques | 2600 |
342 |
| Mitsubishi Electric Corporation | 44851 |
269 |
| Hanon Systems | 1819 |
162 |
| Denso Corporation | 23769 |
160 |
| Daikin Industries, Ltd. | 9838 |
129 |
| MAHLE International GmbH | 2705 |
123 |
| Hamilton Sundstrand Corporation | 4728 |
87 |
| Carrier Corporation | 4451 |
71 |
| Alfa Laval Corporate AB | 1305 |
62 |
| Modine Manufacturing Company | 299 |
59 |
| Valeo Autosystemy Sp. z o.o. | 132 |
51 |
| Dana Canada Corporation | 276 |
45 |
| Behr GmbH & Co. KG | 349 |
39 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 128 |
39 |
| LG Electronics Inc. | 71039 |
35 |
| Danfoss A/S | 1320 |
35 |
| Samsung Electronics Co., Ltd. | 139001 |
31 |
| Calsonic Kansei Corporation | 666 |
29 |
| T.RAD Co., Ltd. | 98 |
27 |
| General Electric Company | 17789 |
26 |
| Other owners | 2003 |