- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 7/08 - Ventilation with ducting systems with forced air circulation, e.g. by fan with separate ducts for supplied and exhausted air
Patent holdings for IPC class F24F 7/08
Total number of patents in this class: 792
10-year publication summary
41
|
57
|
56
|
45
|
71
|
76
|
85
|
99
|
81
|
28
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
172 |
Daikin Industries, Ltd. | 9495 |
77 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
60 |
Panasonic Corporation | 20786 |
27 |
LG Electronics Inc. | 69257 |
18 |
Samsung Electronics Co., Ltd. | 131630 |
16 |
Max Co., Ltd. | 880 |
9 |
Matsushita Electric Industrial Co., Ltd. | 4724 |
6 |
Aircuity, Inc. | 24 |
6 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
6 |
Kyungdong Navien Co., Ltd. | 566 |
6 |
LG Hausys, Ltd. | 839 |
6 |
Mitsubishi Paper Mills Limited | 246 |
6 |
Carrier Corporation | 4759 |
5 |
Air Tech Equipment Ltd. | 13 |
5 |
Daicel Corporation | 2128 |
5 |
Oy Halton Group Ltd. | 147 |
5 |
FH Alliance Inc. | 17 |
5 |
Denso Corporation | 23338 |
4 |
Amazon Technologies, Inc. | 24422 |
4 |
Other owners | 344 |