- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/02 - Arrangement or mounting of control or safety devices
Patent holdings for IPC class F24F 11/02
Total number of patents in this class: 2798
10-year publication summary
336
|
420
|
404
|
299
|
85
|
5
|
2
|
2
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
971 |
Daikin Industries, Ltd. | 9495 |
491 |
Panasonic Corporation | 20786 |
95 |
Sharp Kabushiki Kaisha | 18957 |
76 |
LG Electronics Inc. | 69257 |
75 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
66 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
54 |
Hitachi, Ltd. | 16452 |
37 |
GREE Electric Appliances, Inc. of Zhuhai | 3007 |
34 |
Toshiba Carrier Corporation | 567 |
32 |
Mitsubishi Electric Home Appliance Co., Ltd. | 311 |
29 |
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
27 |
Google LLC | 38759 |
25 |
Samsung Electronics Co., Ltd. | 131630 |
23 |
Carrier Corporation | 4759 |
22 |
Hitachi Appliances, Inc. | 125 |
20 |
Midea Group Co., Ltd. | 4025 |
20 |
Panasonic Intellectual Property Corporation of America | 7230 |
19 |
Johnson Controls-hitachi Air Conditioning Technology (Hong Kong) Limited, | 43 |
19 |
Hitachi-johnson Controls Air Conditioning, Inc. | 499 |
16 |
Other owners | 647 |