- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 7/007 - Ventilation with forced flow
Patent holdings for IPC class F24F 7/007
Total number of patents in this class: 1111
10-year publication summary
|
110
|
69
|
72
|
90
|
97
|
147
|
118
|
148
|
91
|
32
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
119 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
111 |
| Daikin Industries, Ltd. | 9495 |
92 |
| Panasonic Corporation | 20786 |
34 |
| LG Electronics Inc. | 69257 |
32 |
| Broan-NuTone LLC | 459 |
23 |
| Panasonic Ecology Systems Guangdong Co., Ltd. | 112 |
22 |
| Sharp Kabushiki Kaisha | 18957 |
19 |
| Airius IP Holdings, LLC | 62 |
15 |
| QC Manufacturing, Inc. | 27 |
14 |
| Dyson Technology Limited | 3124 |
13 |
| Carrier Corporation | 4759 |
9 |
| Delta T, LLC | 272 |
9 |
| Lennox Industries Inc. | 1088 |
9 |
| Samsung Electronics Co., Ltd. | 131630 |
8 |
| Illinois Tool Works Inc. | 11152 |
8 |
| Mitsubishi Electric Home Appliance Co., Ltd. | 311 |
8 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
8 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
8 |
| Trane International Inc. | 1123 |
7 |
| Other owners | 543 |