- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/37 - Resuming operation, e.g. after power outages; Emergency starting
Patent holdings for IPC class F24F 11/37
Total number of patents in this class: 43
10-year publication summary
1
|
0
|
0
|
6
|
4
|
3
|
5
|
9
|
4
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
5 |
Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
4 |
Haier Smart Home Co., Ltd. | 4882 |
4 |
Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
4 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
4 |
Daikin Industries, Ltd. | 9495 |
2 |
Alarm.com Incorporated | 931 |
2 |
Lennox Industries Inc. | 1088 |
2 |
Toyota Motor Corporation | 28582 |
1 |
Honeywell International Inc. | 13799 |
1 |
Huawei Technologies Co., Ltd. | 100781 |
1 |
Aisin Seiki Kabushiki Kaisha | 2427 |
1 |
Danfoss (Tianjin) Ltd. | 83 |
1 |
Fujikoki Corporation | 330 |
1 |
Google LLC | 38759 |
1 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
1 |
Hangzhou Sanhua Research Institute Co., Ltd. | 171 |
1 |
Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 134 |
1 |
Regal Beloit America, Inc. | 939 |
1 |
SolarEdge Technologies Ltd. | 493 |
1 |
Other owners | 4 |