- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 11/37 - Resuming operation, e.g. after power outagesEmergency starting
Patent holdings for IPC class F24F 11/37
Total number of patents in this class: 58
10-year publication summary
|
0
|
6
|
4
|
3
|
5
|
9
|
7
|
9
|
3
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tyco Fire & Security GmbH | 3672 |
7 |
| Mitsubishi Electric Corporation | 48172 |
5 |
| Daikin Industries, Ltd. | 10502 |
4 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2433 |
4 |
| Haier Smart Home Co., Ltd. | 5728 |
4 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1926 |
4 |
| Johnson Controls Light Commercial IP GmbH | 372 |
4 |
| Alarm.com Incorporated | 1016 |
3 |
| Toyota Motor Corporation | 35927 |
1 |
| Honeywell International Inc. | 12776 |
1 |
| Huawei Technologies Co., Ltd. | 124115 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
1 |
| Aisin Seiki Kabushiki Kaisha | 2154 |
1 |
| Carrier Corporation | 3947 |
1 |
| Danfoss (Tianjin) Ltd. | 110 |
1 |
| Fujikoki Corporation | 419 |
1 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 768 |
1 |
| Google LLC | 44614 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
1 |
| Hangzhou Sanhua Research Institute Co., Ltd. | 179 |
1 |
| Other owners | 11 |