- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 3/04 - 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 pressure or velocity of the primary air operating with high pressure or high velocity
Patent holdings for IPC class F24F 3/04
Total number of patents in this class: 17
10-year publication summary
|
2
|
1
|
2
|
1
|
3
|
2
|
2
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FH Alliance Inc. | 20 |
2 |
| Work Air Technologies Pty Ltd | 12 |
2 |
| LG Electronics Inc. | 75818 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
1 |
| Hamilton Sundstrand Corporation | 5014 |
1 |
| Carrier Corporation | 3951 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
1 |
| Metran Co., Ltd. | 42 |
1 |
| Suarez Corporation Industries | 12 |
1 |
| TPI Corporation | 42 |
1 |
| Wagner Spraytech (UK) Limited | 8 |
1 |
| Fabrum Holdings Limited | 1 |
1 |
| Fabrum IP Holdings Limited | 15 |
1 |
| Matsuei Construction, Inc. | 1 |
1 |
| Other owners | 0 |