- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 7/04 - Ventilation with ducting systems
Patent holdings for IPC class F24F 7/04
Total number of patents in this class: 226
10-year publication summary
|
18
|
19
|
21
|
16
|
20
|
18
|
17
|
25
|
15
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Faurecia Innenraum Systeme GmbH | 178 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
4 |
| Carrier Corporation | 3951 |
4 |
| Bripco BVBA | 39 |
4 |
| Chatsworth Products, Inc. | 227 |
4 |
| Flexible Technologies, Inc. | 42 |
4 |
| MariCap Oy | 184 |
4 |
| Rescue Air Systems, Inc. | 64 |
4 |
| Panasonic Corporation | 18962 |
3 |
| Forced Physics LLC | 19 |
3 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2091 |
3 |
| National University of Singapore | 2586 |
3 |
| Oregon Health & Science University | 756 |
3 |
| Trane International Inc. | 1229 |
3 |
| Sahara Co., Ltd. | 7 |
3 |
| Johnson Controls Light Commercial IP GmbH | 372 |
3 |
| LG Electronics Inc. | 75818 |
2 |
| FUJIFILM Corporation | 30516 |
2 |
| Ford Global Technologies, LLC | 21524 |
2 |
| Mitsubishi Electric Corporation | 48048 |
2 |
| Other owners | 160 |