- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28B - Steam or vapour condensers
- F28B 9/02 - Auxiliary systems, arrangements, or devices for feeding steam or vapour to condensers
Patent holdings for IPC class F28B 9/02
Total number of patents in this class: 63
10-year publication summary
|
4
|
2
|
6
|
8
|
4
|
2
|
6
|
0
|
7
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evapco, Inc. | 303 |
15 |
| SPG Dry Cooling USA LLC | 16 |
6 |
| Siemens AG | 24240 |
5 |
| Holtec International, Inc. | 274 |
4 |
| Uop LLC | 4302 |
2 |
| Battelle Memorial Institute | 2577 |
2 |
| THERMOFIN GmbH | 11 |
2 |
| GE Infrastructure Technology, LLC | 6210 |
2 |
| LG Chem, Ltd. | 17811 |
1 |
| Raytheon Company | 8461 |
1 |
| AERCO International, Inc. | 45 |
1 |
| Chubu Electric Power Co., Inc. | 51 |
1 |
| Citrotec Industria e Comercio Ltda. | 6 |
1 |
| Danish Technological Institute | 11 |
1 |
| Doomernik Consulting Engineers B.V. | 1 |
1 |
| GE-Hitachi Nuclear Energy Americas LLC | 441 |
1 |
| General Electric Technology GmbH | 1345 |
1 |
| IHI Corporation | 3516 |
1 |
| IHI Machinery and Furnace Co., Ltd. | 79 |
1 |
| Johnson Controls Denmark ApS | 19 |
1 |
| Other owners | 13 |