- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28D - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contactheat storage plants or apparatus in general
- F28D 5/02 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation in which the evaporating medium flows in a continuous film or trickles freely over the conduits
Patent holdings for IPC class F28D 5/02
Total number of patents in this class: 258
10-year publication summary
|
28
|
22
|
20
|
15
|
18
|
18
|
12
|
18
|
15
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Baltimore Aircoil Company, Inc. | 179 |
20 |
| Evapco, Inc. | 303 |
19 |
| Carrier Corporation | 3980 |
11 |
| Tyco Fire & Security GmbH | 3516 |
10 |
| Daikin Industries, Ltd. | 10243 |
9 |
| Munters Corporation | 126 |
6 |
| Johnson Controls Technology Company | 1403 |
5 |
| Guangzhou Wide Industrial Co., Ltd. | 16 |
5 |
| GREE Electric Appliances, Inc. of Zhuhai | 3269 |
4 |
| King Fahd University of Petroleum and Minerals | 1450 |
4 |
| MODEC, Inc. | 25 |
4 |
| Jingkelun Refrigeration Equipment Co., Ltd. | 10 |
4 |
| Denso Corporation | 25062 |
3 |
| Daikin Applied Americas Inc. | 80 |
3 |
| Munters Europe AB | 66 |
3 |
| Spray Engineering Devices Limited | 7 |
3 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 946 |
3 |
| Toyota Motor Corporation | 34148 |
2 |
| Lockheed Martin Corporation | 3274 |
2 |
| Aggreko, LLC | 23 |
2 |
| Other owners | 136 |