- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F24F - Air-conditioningair-humidificationventilationuse of air currents for screening
- F24F 1/30 - Refrigerant piping for use inside the separate outdoor units
Patent holdings for IPC class F24F 1/30
Total number of patents in this class: 91
10-year publication summary
|
4
|
2
|
16
|
14
|
10
|
10
|
5
|
7
|
8
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48018 |
30 |
| Daikin Industries, Ltd. | 10499 |
27 |
| Samsung Electronics Co., Ltd. | 157719 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
5 |
| LG Electronics Inc. | 75694 |
4 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 975 |
4 |
| Toshiba Carrier Corporation | 473 |
2 |
| Hitachi-johnson Controls Air Conditioning, Inc. | 521 |
2 |
| Honeywell International Inc. | 12778 |
1 |
| Sharp Corporation | 10545 |
1 |
| Fujitsu General Limited | 596 |
1 |
| GD Midea Heating & Ventilating Equipment Co., Ltd. | 765 |
1 |
| Midea Group Co., Ltd. | 5028 |
1 |
| MITSUBISHI ELECTRIC HYDRONICS & IT COOLING SYSTEMS S.p.A. | 38 |
1 |
| Gree Electric Appliances (Wuhan) Co., Ltd. | 318 |
1 |
| Johnson Controls Tyco IP Holdings LLP | 370 |
1 |
| Carrier Japan Corporation | 150 |
1 |
| Johnson Controls Light Commercial IP GmbH | 372 |
1 |
| Other owners | 0 |