- 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: 3964
10-year publication summary
|
331
|
325
|
390
|
343
|
340
|
313
|
295
|
263
|
258
|
174
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Systemes Thermiques | 2744 |
352 |
| Mitsubishi Electric Corporation | 46618 |
289 |
| Hanon Systems | 1992 |
176 |
| Denso Corporation | 24588 |
163 |
| Daikin Industries, Ltd. | 10112 |
143 |
| MAHLE International GmbH | 2810 |
127 |
| Hamilton Sundstrand Corporation | 4932 |
90 |
| Carrier Corporation | 4303 |
71 |
| Alfa Laval Corporate AB | 1324 |
66 |
| Modine Manufacturing Company | 308 |
58 |
| Valeo Autosystemy Sp. z o.o. | 133 |
51 |
| Dana Canada Corporation | 273 |
45 |
| Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | 145 |
42 |
| Danfoss A/S | 1355 |
39 |
| LG Electronics Inc. | 73714 |
37 |
| Samsung Electronics Co., Ltd. | 148077 |
36 |
| Behr GmbH & Co. KG | 280 |
29 |
| T.RAD Co., Ltd. | 100 |
28 |
| General Electric Company | 13856 |
27 |
| Rtx Corporation | 9495 |
27 |
| Other owners | 2068 |