- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 140/00 - Control inputs relating to system states
Patent holdings for IPC class F24F 140/00
Total number of patents in this class: 256
10-year publication summary
|
0
|
10
|
28
|
26
|
33
|
20
|
31
|
39
|
26
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 10504 |
34 |
| Mitsubishi Electric Corporation | 48048 |
23 |
| Samsung Electronics Co., Ltd. | 157946 |
19 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
14 |
| LG Electronics Inc. | 75818 |
13 |
| Tyco Fire & Security GmbH | 3652 |
12 |
| Fujitsu General Limited | 597 |
9 |
| Lennox Industries Inc. | 1107 |
9 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 976 |
7 |
| Toshiba Carrier Corporation | 472 |
6 |
| Haier Smart Home Co., Ltd. | 5716 |
6 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1922 |
6 |
| GridPoint, Inc. | 66 |
4 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2429 |
4 |
| Trane International Inc. | 1229 |
4 |
| Carrier Corporation | 3951 |
3 |
| Johnson Controls Technology Company | 1383 |
3 |
| Belimo Holding AG | 290 |
3 |
| Coway Co., Ltd. | 788 |
3 |
| WaterFurnace International, Inc. | 105 |
3 |
| Other owners | 71 |