- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28F - Details of heat-exchange or heat-transfer apparatus, of general application
- F28F 9/24 - Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
Patent holdings for IPC class F28F 9/24
Total number of patents in this class: 98
10-year publication summary
|
5
|
10
|
8
|
10
|
12
|
8
|
8
|
5
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyungdong Navien Co., Ltd. | 620 |
7 |
| Carrier Corporation | 3991 |
4 |
| GREE Electric Appliances, Inc. of Zhuhai | 3263 |
4 |
| Mitsubishi Electric Corporation | 47131 |
3 |
| Xi'an Jiaotong University | 677 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8931 |
2 |
| Hamilton Sundstrand Corporation | 4979 |
2 |
| Dana Canada Corporation | 272 |
2 |
| Hanon Systems | 2017 |
2 |
| Holtec International, Inc. | 270 |
2 |
| Intellihot, Inc. | 130 |
2 |
| MAHLE International GmbH | 2829 |
2 |
| Modine Manufacturing Company | 313 |
2 |
| Rheem Manufacturing Company | 982 |
2 |
| Vysoke Uceni Technicke V Brne | 51 |
2 |
| Rtx Corporation | 9635 |
2 |
| The Challenge Petrochemical Machinery Corporation of Maoming (cpm) | 2 |
2 |
| Hitachi, Ltd. | 15745 |
1 |
| Denso Corporation | 24863 |
1 |
| Hyundai Motor Company | 22972 |
1 |
| Other owners | 50 |