- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 13/06 - Arrangements for modifying heat transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
Patent holdings for IPC class F28F 13/06
Total number of patents in this class: 588
10-year publication summary
|
71
|
64
|
52
|
59
|
45
|
34
|
22
|
30
|
17
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 5014 |
12 |
| Dana Canada Corporation | 270 |
12 |
| Hanon Systems | 2067 |
12 |
| Valeo Systemes Thermiques | 2809 |
10 |
| Rtx Corporation | 9851 |
10 |
| Delta Electronics, Inc. | 2769 |
9 |
| Asia Vital Components Co., Ltd. | 428 |
7 |
| General Electric Company | 13819 |
6 |
| Kyungdong Navien Co., Ltd. | 619 |
6 |
| New Power Concepts LLC | 26 |
6 |
| Denso Corporation | 25165 |
5 |
| DENSO International America, Inc. | 632 |
5 |
| Mitsubishi Electric Corporation | 47556 |
5 |
| NGK Insulators, Ltd. | 5186 |
5 |
| Daikin Industries, Ltd. | 10375 |
5 |
| Fractal Heatsink Technologies, LLC | 21 |
5 |
| Microfabrica Inc. | 111 |
5 |
| Trane International Inc. | 1214 |
5 |
| The Boeing Company | 20094 |
4 |
| Cooler Master Co., Ltd. | 254 |
4 |
| Other owners | 450 |