- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 11/52 - Indication arrangements, e.g. displays
Patent holdings for IPC class F24F 11/52
Total number of patents in this class: 1760
10-year publication summary
|
111
|
152
|
183
|
196
|
212
|
182
|
163
|
170
|
143
|
61
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48018 |
143 |
| Samsung Electronics Co., Ltd. | 157719 |
109 |
| Tyco Fire & Security GmbH | 3640 |
90 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2428 |
83 |
| Haier Smart Home Co., Ltd. | 5712 |
78 |
| Daikin Industries, Ltd. | 10499 |
73 |
| LG Electronics Inc. | 75694 |
63 |
| Resideo LLC | 1218 |
59 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1921 |
58 |
| Lennox Industries Inc. | 1105 |
53 |
| Google LLC | 44482 |
51 |
| Honeywell International Inc. | 12778 |
42 |
| Johnson Controls Technology Company | 1384 |
41 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2089 |
39 |
| Midea Group Co., Ltd. | 5028 |
37 |
| Carrier Corporation | 3955 |
29 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
27 |
| Trane International Inc. | 1228 |
20 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 521 |
17 |
| GREE Electric Appliances, Inc. of Zhuhai | 3316 |
15 |
| Other owners | 633 |