- 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: 3888
10-year publication summary
|
339
|
338
|
405
|
351
|
349
|
319
|
296
|
265
|
258
|
104
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Systemes Thermiques | 2696 |
348 |
| Mitsubishi Electric Corporation | 45811 |
276 |
| Hanon Systems | 1894 |
171 |
| Denso Corporation | 24120 |
162 |
| Daikin Industries, Ltd. | 9957 |
139 |
| MAHLE International GmbH | 2743 |
125 |
| Hamilton Sundstrand Corporation | 4832 |
89 |
| Carrier Corporation | 4356 |
67 |
| Alfa Laval Corporate AB | 1302 |
63 |
| Modine Manufacturing Company | 307 |
59 |
| Valeo Autosystemy Sp. z o.o. | 133 |
51 |
| Dana Canada Corporation | 273 |
45 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 133 |
41 |
| Danfoss A/S | 1348 |
39 |
| LG Electronics Inc. | 72473 |
36 |
| Behr GmbH & Co. KG | 324 |
34 |
| Samsung Electronics Co., Ltd. | 144143 |
31 |
| Calsonic Kansei Corporation | 660 |
29 |
| General Electric Company | 13829 |
27 |
| T.RAD Co., Ltd. | 99 |
26 |
| Other owners | 2030 |