- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 3/08 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with separate supply and return lines for hot and cold heat-exchange fluids
Patent holdings for IPC class F24F 3/08
Total number of patents in this class: 62
10-year publication summary
|
6
|
8
|
6
|
11
|
7
|
7
|
5
|
7
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9932 |
7 |
| Mitsubishi Electric Corporation | 45510 |
6 |
| Tyco Fire & Security GmbH | 3114 |
5 |
| Carrier Corporation | 4375 |
4 |
| Belimo Holding AG | 263 |
4 |
| Goodman Manufacturing Company, L.P., Goodman Holding Company, a Texas corporation, its General Partner | 132 |
3 |
| SEMCO LLC | 28 |
3 |
| Billybob Corporation | 7 |
3 |
| Johnson Controls Technology Company | 1457 |
2 |
| Other Lab, LLC | 72 |
2 |
| United Services Automobile Association (USAA) | 2915 |
2 |
| Johnson Controls Tyco IP Holdings LLP | 661 |
2 |
| Mitsubishi Electric Building Solutions Corporation | 327 |
2 |
| Huawei Technologies Co., Ltd. | 109769 |
1 |
| ClimaCool Corp. | 11 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3198 |
1 |
| Oblamatik AG | 40 |
1 |
| Optimum Energy, LLC | 32 |
1 |
| Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd. | 192 |
1 |
| Trak International, LLC | 4 |
1 |
| Other owners | 10 |