- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 13/04 - Air-mixing units
Patent holdings for IPC class F24F 13/04
Total number of patents in this class: 134
10-year publication summary
|
10
|
14
|
12
|
11
|
6
|
11
|
16
|
5
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qingdao Haier Air Conditioner General Corp.,ltd | 2372 |
10 |
| Haier Smart Home Co., Ltd. | 5462 |
7 |
| Trane International Inc. | 1182 |
5 |
| The Boeing Company | 20053 |
4 |
| Blender Products, Inc. | 12 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1865 |
4 |
| LG Electronics Inc. | 73111 |
3 |
| Kimura Kohki Co., Ltd. | 36 |
3 |
| Lennox Industries Inc. | 1123 |
3 |
| Veft Aerospace Technology Inc. | 3 |
3 |
| SpecGx LLC | 183 |
3 |
| Airbus Deutschland GmbH | 218 |
2 |
| Hewlett Packard Enterprise Development LP | 10728 |
2 |
| Americair Corporation | 17 |
2 |
| Behr GmbH & Co. KG | 312 |
2 |
| Bergstrom, Inc. | 103 |
2 |
| Breathing Buildings Limited | 7 |
2 |
| Electromotion Energy Corporation | 3 |
2 |
| Halton Oy | 18 |
2 |
| Nortek Air Solutions Canada, Inc. | 121 |
2 |
| Other owners | 67 |