- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use 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: 119
10-year publication summary
12
|
11
|
20
|
8
|
17
|
13
|
13
|
6
|
7
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 43934 |
46 |
Daikin Industries, Ltd. | 9495 |
11 |
LG Electronics Inc. | 69257 |
7 |
Lennox Industries Inc. | 1088 |
7 |
Toshiba Carrier Corporation | 567 |
7 |
Hitachi-johnson Controls Air Conditioning, Inc. | 499 |
7 |
Samsung Electronics Co., Ltd. | 131630 |
4 |
Midea Group Co., Ltd. | 4025 |
3 |
Johnson Controls Tyco IP Holdings LLP | 1584 |
3 |
GD Midea Air-Conditioning Equipment Co., Ltd. | 1475 |
2 |
Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
2 |
Smardt Chiller Group Inc. | 4 |
2 |
Joi Holding LLC | 47 |
2 |
Hisense (Guangdong) Air Conditioning Co., Ltd. | 43 |
2 |
Carrier Corporation | 4759 |
1 |
Johnson Controls Technology Company | 1522 |
1 |
Belimo Holding AG | 235 |
1 |
Fujitsu General Limited | 541 |
1 |
Guangdong Midea Refrigeration Appliances Co., Ltd. | 115 |
1 |
Trane International Inc. | 1123 |
1 |
Other owners | 8 |