- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F28C - Heat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media come into direct contact without chemical interaction
- F28C 1/04 - Direct-contact trickle coolers, e.g. cooling towers with cross-current only
Patent holdings for IPC class F28C 1/04
Total number of patents in this class: 48
10-year publication summary
4
|
3
|
9
|
6
|
6
|
4
|
8
|
4
|
5
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Brentwood Industries, Inc. | 114 |
9 |
SPX Cooling Technologies, Inc. | 115 |
9 |
Baltimore Aircoil Company, Inc. | 156 |
5 |
Evapco, Inc. | 244 |
3 |
Mid-American Gunite, Inc. | 28 |
3 |
Carbon Engineering ULC | 27 |
3 |
Munters Europe AB | 31 |
2 |
Baltimore Aircoil Company, Inc. | 1 |
1 |
BL Technologies, Inc. | 831 |
1 |
Creative Water Technology Ltd. | 3 |
1 |
Energy and Environmental Research Center Foundation | 31 |
1 |
Kobelco Eco-solutions Co., Ltd. | 124 |
1 |
Outotec Oyj | 318 |
1 |
Spx-cooling Technologies GmbH | 2 |
1 |
Toyota Boshoku Kabushiki Kaisha | 1304 |
1 |
Transvac Systems Limited | 8 |
1 |
Energy & Environmental Research Center | 1 |
1 |
Hutech21 Co., Ltd. | 4 |
1 |
Metso Outotec Finland Oy | 795 |
1 |
Kuken Industries Co., Ltd. | 1 |
1 |
Other owners | 1 |