- 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: 3282
10-year publication summary
|
394
|
467
|
465
|
449
|
372
|
224
|
236
|
158
|
118
|
72
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tyco Fire & Security GmbH | 3627 |
161 |
| Mitsubishi Electric Corporation | 47943 |
140 |
| Haier Smart Home Co., Ltd. | 5702 |
115 |
| Resideo LLC | 1221 |
114 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2427 |
111 |
| Lennox Industries Inc. | 1104 |
110 |
| Google LLC | 44448 |
97 |
| Samsung Electronics Co., Ltd. | 157300 |
94 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1920 |
94 |
| LG Electronics Inc. | 75591 |
85 |
| Honeywell International Inc. | 12783 |
77 |
| Johnson Controls Technology Company | 1387 |
77 |
| Daikin Industries, Ltd. | 10472 |
68 |
| Carrier Corporation | 3960 |
64 |
| Trane International Inc. | 1230 |
55 |
| Johnson Controls Light Commercial IP GmbH | 370 |
45 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
43 |
| Alarm.com Incorporated | 1013 |
37 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2079 |
34 |
| Panasonic Intellectual Property Management Co., Ltd. | 33845 |
32 |
| Other owners | 1629 |