- 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: 1160
10-year publication summary
|
69
|
72
|
90
|
97
|
147
|
119
|
148
|
91
|
99
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 44851 |
133 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
123 |
| Daikin Industries, Ltd. | 9838 |
94 |
| LG Electronics Inc. | 71039 |
35 |
| Panasonic Corporation | 20315 |
33 |
| Broan-NuTone LLC | 460 |
25 |
| Panasonic Ecology Systems Guangdong Co., Ltd. | 111 |
21 |
| Sharp Kabushiki Kaisha | 18867 |
20 |
| QC Manufacturing, Inc. | 28 |
15 |
| Dyson Technology Limited | 3422 |
12 |
| Airius IP Holdings, LLC | 56 |
10 |
| Delta T, LLC | 285 |
10 |
| Samsung Electronics Co., Ltd. | 139001 |
9 |
| Carrier Corporation | 4451 |
9 |
| Lennox Industries Inc. | 1099 |
9 |
| Illinois Tool Works Inc. | 11399 |
8 |
| Mitsubishi Electric Home Appliance Co., Ltd. | 311 |
8 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2340 |
8 |
| Tyco Fire & Security GmbH | 3297 |
8 |
| Iris Ohyama, Inc. | 274 |
7 |
| Other owners | 563 |