- 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: 297
10-year publication summary
|
37
|
28
|
28
|
30
|
20
|
24
|
15
|
19
|
21
|
4
|
| 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. | 309 |
14 |
| Prime Datum Development Company, LLC | 27 |
14 |
| Baltimore Aircoil Company, Inc. | 180 |
12 |
| Ecovap, Inc. | 19 |
7 |
| Carrier Corporation | 3963 |
6 |
| Energy & Environmental Research Center Foundation | 54 |
5 |
| Siemens AG | 24177 |
4 |
| Climate Master, Inc. | 32 |
4 |
| Huaneng Clean Energy Research Institute | 508 |
4 |
| Inertech IP LLC | 102 |
4 |
| Carbon Engineering ULC | 65 |
4 |
| LG Electronics Inc. | 75160 |
3 |
| Aggreko, LLC | 21 |
3 |
| Brentwood Industries, Inc. | 111 |
3 |
| Composite Cooling Solutions, L.P. | 13 |
3 |
| Energy and Environmental Research Center Foundation | 36 |
3 |
| Shandong University | 1130 |
3 |
| University of Hull | 69 |
3 |
| Other owners | 164 |