- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/76 - Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by means responsive to temperature, e.g. bimetal springs
Patent holdings for IPC class F24F 11/76
Total number of patents in this class: 146
10-year publication summary
|
7
|
9
|
14
|
22
|
34
|
15
|
25
|
15
|
19
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
11 |
| Distech Controls Inc. | 110 |
9 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
9 |
| Daikin Industries, Ltd. | 9495 |
7 |
| Delta T, LLC | 272 |
6 |
| Lennox Industries Inc. | 1088 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| Carrier Corporation | 4759 |
5 |
| Ademco Inc. | 1374 |
5 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
4 |
| Trane International Inc. | 1123 |
4 |
| Haier Smart Home Co., Ltd. | 4882 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Dell Products L.P. | 11144 |
3 |
| Google LLC | 38759 |
3 |
| Rheem Manufacturing Company | 861 |
3 |
| LAU, James | 22 |
3 |
| Johnson Controls Technology Company | 1522 |
2 |
| Midea Group Co., Ltd. | 4025 |
2 |
| Suncourt Inc. | 18 |
2 |
| Other owners | 50 |