- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
- F24F 11/49 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
Patent holdings for IPC class F24F 11/49
Total number of patents in this class: 606
10-year publication summary
|
0
|
6
|
7
|
29
|
75
|
100
|
99
|
135
|
97
|
33
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9495 |
64 |
| Mitsubishi Electric Corporation | 43934 |
57 |
| Lennox Industries Inc. | 1088 |
35 |
| Tyco Fire & Security GmbH | 2172 |
29 |
| Honeywell International Inc. | 13799 |
20 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
18 |
| Carrier Corporation | 4759 |
14 |
| Fujitsu General Limited | 541 |
14 |
| Qingdao Haier Air Conditioner General Corp.,ltd | 2228 |
14 |
| Haier Smart Home Co., Ltd. | 4882 |
14 |
| PassiveLogic, Inc. | 148 |
13 |
| Qingdao Haier Air-Conditioning Electronic Co., Ltd. | 1721 |
13 |
| Midea Group Co., Ltd. | 4025 |
12 |
| LG Electronics Inc. | 69257 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
11 |
| Siemens Industry, Inc. | 1417 |
11 |
| Alarm.com Incorporated | 931 |
10 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 428 |
9 |
| Goodman Manufacturing Company, L.P., Goodman Holding Company, a Texas corporation, its General Partner | 116 |
9 |
| Google LLC | 38759 |
9 |
| Other owners | 219 |