- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 7/06 - Ventilation with ducting systems with forced air circulation, e.g. by fan
Patent holdings for IPC class F24F 7/06
Total number of patents in this class: 1095
10-year publication summary
|
82
|
84
|
86
|
97
|
98
|
77
|
107
|
88
|
88
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Intellectual Property Management Co., Ltd. | 31022 |
44 |
| Samsung Electronics Co., Ltd. | 144426 |
37 |
| Panasonic Corporation | 20166 |
33 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1453 |
31 |
| Mitsubishi Electric Corporation | 45860 |
28 |
| Broan-NuTone LLC | 459 |
27 |
| Daikin Industries, Ltd. | 9971 |
21 |
| LG Electronics Inc. | 72559 |
19 |
| Koken Ltd. | 62 |
18 |
| Panasonic Ecology Systems Guangdong Co., Ltd. | 112 |
18 |
| Fuji Industrial Co., Ltd. | 25 |
12 |
| NEC Corporation | 35424 |
11 |
| Carrier Corporation | 4358 |
10 |
| Airius IP Holdings, LLC | 54 |
10 |
| Lennox Industries Inc. | 1112 |
10 |
| QC Manufacturing, Inc. | 28 |
10 |
| Hitachi Global Life Solutions, Inc. | 255 |
10 |
| Fujitsu Limited | 18362 |
9 |
| C'stec Corporation | 12 |
9 |
| Trane International Inc. | 1175 |
9 |
| Other owners | 719 |