- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/30 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
Patent holdings for IPC class F24F 11/30
Total number of patents in this class: 2965
10-year publication summary
|
109
|
254
|
394
|
466
|
464
|
448
|
371
|
213
|
225
|
53
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
133 |
| Tyco Fire & Security GmbH | 2172 |
115 |
| Lennox Industries Inc. | 1088 |
111 |
| Google LLC | 38759 |
99 |
| Haier Smart Home Co., Ltd. | 4882 |
98 |
| Ademco Inc. | 1374 |
96 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
94 |
| Honeywell International Inc. | 13799 |
85 |
| Samsung Electronics Co., Ltd. | 131630 |
82 |
| Johnson Controls Technology Company | 1522 |
82 |
| LG Electronics Inc. | 69257 |
80 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
77 |
| Daikin Industries, Ltd. | 9495 |
66 |
| Carrier Corporation | 4759 |
66 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
65 |
| Trane International Inc. | 1123 |
52 |
| GREE Electric Appliances, Inc. of Zhuhai | 3007 |
38 |
| Alarm.com Incorporated | 931 |
35 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
27 |
| Copeland LP | 656 |
25 |
| Other owners | 1439 |