- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28C - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media come into direct contact without chemical interaction
- F28C 1/00 - Direct-contact trickle coolers, e.g. cooling towers
Patent holdings for IPC class F28C 1/00
Total number of patents in this class: 295
10-year publication summary
|
31
|
28
|
24
|
28
|
18
|
21
|
13
|
18
|
17
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SPX Cooling Technologies, Inc. | 105 |
18 |
| Prime Datum, Inc. | 24 |
16 |
| Evapco, Inc. | 304 |
14 |
| Prime Datum Development Company, LLC | 27 |
14 |
| Baltimore Aircoil Company, Inc. | 179 |
12 |
| Ecovap, Inc. | 19 |
7 |
| Carrier Corporation | 3977 |
6 |
| Energy & Environmental Research Center Foundation | 54 |
5 |
| Siemens AG | 24314 |
4 |
| Climate Master, Inc. | 33 |
4 |
| Huaneng Clean Energy Research Institute | 505 |
4 |
| Inertech IP LLC | 102 |
4 |
| Carbon Engineering ULC | 64 |
4 |
| LG Electronics Inc. | 74705 |
3 |
| Aggreko, LLC | 23 |
3 |
| Brentwood Industries, Inc. | 110 |
3 |
| Composite Cooling Solutions, L.P. | 13 |
3 |
| Energy and Environmental Research Center Foundation | 36 |
3 |
| Shandong University | 1106 |
3 |
| University of Hull | 68 |
3 |
| Other owners | 162 |