- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 1/10 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
Patent holdings for IPC class F28F 1/10
Total number of patents in this class: 325
10-year publication summary
|
24
|
29
|
19
|
23
|
28
|
18
|
22
|
18
|
14
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47014 |
17 |
| Denso Corporation | 24818 |
11 |
| Carrier Corporation | 4002 |
8 |
| Modine Manufacturing Company | 313 |
6 |
| Trane International Inc. | 1202 |
6 |
| LG Electronics Inc. | 73884 |
5 |
| China Petroleum & Chemical Corporation | 1961 |
5 |
| Heatcraft Refrigeration Products LLC | 263 |
5 |
| Daikin Industries, Ltd. | 10167 |
4 |
| Hamilton Sundstrand Corporation | 4961 |
4 |
| Dana Canada Corporation | 272 |
4 |
| Evapco, Inc. | 296 |
4 |
| Hanon Systems | 2013 |
4 |
| Rheem Manufacturing Company | 999 |
4 |
| Valeo Systemes Thermiques | 2769 |
4 |
| Johnson Controls Light Commercial IP GmbH | 371 |
4 |
| Samsung Electronics Co., Ltd. | 149362 |
3 |
| International Business Machines Corporation | 61759 |
3 |
| Ford Global Technologies, LLC | 20962 |
3 |
| Uop LLC | 4259 |
3 |
| Other owners | 218 |