- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/50 - Component arrangements in separate outdoor units characterised by airflow, e.g. inlet or outlet airflow with outlet air in upward direction
Patent holdings for IPC class F24F 1/50
Total number of patents in this class: 138
10-year publication summary
|
16
|
25
|
19
|
14
|
7
|
10
|
5
|
3
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45811 |
32 |
| Daikin Industries, Ltd. | 9957 |
27 |
| LG Electronics Inc. | 72473 |
9 |
| Samsung Electronics Co., Ltd. | 144143 |
8 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 507 |
8 |
| Carrier Corporation | 4356 |
4 |
| Fujitsu General Limited | 591 |
4 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 595 |
4 |
| Midea Group Co., Ltd. | 4484 |
4 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 882 |
4 |
| Johnson Controls-hitachi Air Conditioning Technology (Hong Kong) Limited, | 43 |
4 |
| Innova S.r.l. | 18 |
3 |
| Trane International Inc. | 1175 |
3 |
| Johnson Controls Light Commercial IP GmbH | 306 |
3 |
| Toshiba Carrier Corporation | 502 |
2 |
| MITSUBISHI ELECTRIC HYDRONICS & IT COOLING SYSTEMS S.p.A. | 32 |
2 |
| Johnson Controls Tyco IP Holdings LLP | 657 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8647 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
1 |
| Close Comfort Pty Ltd | 8 |
1 |
| Other owners | 12 |