- 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: 216
10-year publication summary
|
2
|
0
|
10
|
28
|
26
|
33
|
18
|
26
|
35
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 10133 |
29 |
| Mitsubishi Electric Corporation | 46757 |
22 |
| Panasonic Intellectual Property Management Co., Ltd. | 32219 |
14 |
| Tyco Fire & Security GmbH | 3433 |
12 |
| Samsung Electronics Co., Ltd. | 148584 |
9 |
| Fujitsu General Limited | 626 |
9 |
| LG Electronics Inc. | 73818 |
8 |
| Toshiba Carrier Corporation | 493 |
6 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 911 |
6 |
| Haier Smart Home Co., Ltd. | 5516 |
6 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1878 |
6 |
| Lennox Industries Inc. | 1131 |
5 |
| GridPoint, Inc. | 73 |
4 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2385 |
4 |
| Trane International Inc. | 1197 |
4 |
| Johnson Controls Technology Company | 1415 |
3 |
| WaterFurnace International, Inc. | 104 |
3 |
| Toshiba Corporation | 12523 |
2 |
| Carrier Corporation | 4297 |
2 |
| Belimo Holding AG | 272 |
2 |
| Other owners | 60 |