- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/20 - Electric components for separate outdoor units
Patent holdings for IPC class F24F 1/20
Total number of patents in this class: 130
10-year publication summary
|
20
|
8
|
17
|
13
|
13
|
6
|
9
|
12
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48351 |
48 |
| Daikin Industries, Ltd. | 10514 |
11 |
| Toshiba Carrier Corporation | 468 |
8 |
| Samsung Electronics Co., Ltd. | 159029 |
7 |
| LG Electronics Inc. | 76087 |
7 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 510 |
7 |
| Midea Group Co., Ltd. | 5080 |
4 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 2109 |
3 |
| Lennox Industries Inc. | 1120 |
3 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 986 |
3 |
| Joi Holding LLC | 81 |
3 |
| Hisense (Guangdong) Air Conditioning Co., Ltd. | 142 |
3 |
| Fujitsu General Limited | 606 |
2 |
| Johnson Controls Light Commercial IP GmbH | 372 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34471 |
1 |
| Carrier Corporation | 3954 |
1 |
| Johnson Controls Technology Company | 1374 |
1 |
| BDR Thermea Group B.V. | 183 |
1 |
| Belimo Holding AG | 292 |
1 |
| Guangdong Midea Refrigeration Appliances Co., Ltd. | 115 |
1 |
| Other owners | 13 |