- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 13/02 - Ducting arrangements
Patent holdings for IPC class F24F 13/02
Total number of patents in this class: 1699
10-year publication summary
|
123
|
127
|
171
|
170
|
168
|
186
|
150
|
141
|
130
|
66
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2091 |
60 |
| Rite-Hite Holding Corporation | 675 |
60 |
| Midea Group Co., Ltd. | 5034 |
41 |
| Samsung Electronics Co., Ltd. | 157946 |
34 |
| GREE Electric Appliances, Inc. of Zhuhai | 3317 |
33 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2429 |
33 |
| FUJIFILM Corporation | 30516 |
28 |
| LG Electronics Inc. | 75818 |
26 |
| Haier Smart Home Co., Ltd. | 5716 |
26 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
23 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1922 |
23 |
| Daikin Industries, Ltd. | 10504 |
22 |
| PRIHODA s.r.o. | 34 |
20 |
| Carrier Corporation | 3951 |
19 |
| Air Distribution Technologies IP, LLC | 253 |
19 |
| The Boeing Company | 20163 |
17 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 765 |
15 |
| Climate Recovery Ind AB | 17 |
14 |
| HVAC Inventors/Systemation, Inc. | 25 |
14 |
| Johnson Controls Light Commercial IP GmbH | 372 |
13 |
| Other owners | 1159 |