- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/70 - Control systems characterised by their outputs; Constructional details thereof
Patent holdings for IPC class F24F 11/70
Total number of patents in this class: 851
10-year publication summary
|
18
|
28
|
22
|
68
|
98
|
98
|
78
|
102
|
103
|
30
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Haier Smart Home Co., Ltd. | 4882 |
105 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
102 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
79 |
| Daikin Industries, Ltd. | 9495 |
43 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
32 |
| Mitsubishi Electric Corporation | 43934 |
29 |
| Samsung Electronics Co., Ltd. | 131630 |
26 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
24 |
| Midea Group Co., Ltd. | 4025 |
23 |
| LG Electronics Inc. | 69257 |
21 |
| Google LLC | 38759 |
21 |
| Tyco Fire & Security GmbH | 2172 |
19 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
17 |
| Johnson Controls Technology Company | 1522 |
16 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
16 |
| Lennox Industries Inc. | 1088 |
16 |
| Ademco Inc. | 1374 |
14 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 428 |
13 |
| Carrier Corporation | 4759 |
12 |
| Honeywell International Inc. | 13799 |
9 |
| Other owners | 214 |