- 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: 103
10-year publication summary
|
5
|
12
|
10
|
10
|
12
|
10
|
8
|
5
|
6
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyungdong Navien Co., Ltd. | 643 |
7 |
| Carrier Corporation | 3958 |
4 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
4 |
| Mitsubishi Electric Corporation | 47971 |
3 |
| Xi'an Jiaotong University | 735 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
2 |
| Hamilton Sundstrand Corporation | 5016 |
2 |
| Dana Canada Corporation | 268 |
2 |
| Entegris, Inc. | 2008 |
2 |
| Hanon Systems | 2106 |
2 |
| Holtec International, Inc. | 275 |
2 |
| Intellihot, Inc. | 128 |
2 |
| MAHLE International GmbH | 2911 |
2 |
| Modine Manufacturing Company | 303 |
2 |
| Rheem Manufacturing Company | 1018 |
2 |
| Vysoke Uceni Technicke V Brne | 51 |
2 |
| Watlow Electric Manufacturing Company | 575 |
2 |
| Rtx Corporation | 10082 |
2 |
| The Challenge Petrochemical Machinery Corporation of Maoming (cpm) | 3 |
2 |
| Hitachi, Ltd. | 16071 |
1 |
| Other owners | 53 |