- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 11/30 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
Patent holdings for IPC class F24F 11/30
Total number of patents in this class: 3143
10-year publication summary
|
254
|
394
|
466
|
465
|
449
|
373
|
223
|
233
|
152
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tyco Fire & Security GmbH | 3165 |
153 |
| Mitsubishi Electric Corporation | 45811 |
135 |
| Lennox Industries Inc. | 1107 |
112 |
| Haier Smart Home Co., Ltd. | 5422 |
110 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2358 |
106 |
| Google LLC | 41828 |
99 |
| Ademco Inc. | 1251 |
96 |
| Honeywell International Inc. | 13564 |
94 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1851 |
89 |
| Samsung Electronics Co., Ltd. | 144143 |
87 |
| LG Electronics Inc. | 72473 |
82 |
| Johnson Controls Technology Company | 1454 |
82 |
| Daikin Industries, Ltd. | 9957 |
67 |
| Carrier Corporation | 4356 |
64 |
| Trane International Inc. | 1175 |
53 |
| GREE Electric Appliances, Inc. of Zhuhai | 3214 |
41 |
| Alarm.com Incorporated | 971 |
37 |
| Johnson Controls Light Commercial IP GmbH | 306 |
35 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
31 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1797 |
26 |
| Other owners | 1544 |