- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28B - Steam or vapour condensers
- F28B 9/00 - Auxiliary systems, arrangements, or devices
Patent holdings for IPC class F28B 9/00
Total number of patents in this class: 48
10-year publication summary
|
5
|
6
|
5
|
8
|
1
|
3
|
0
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GEA Energietechnik GmbH | 10 |
3 |
| Siemens AG | 23972 |
2 |
| Hamilton Sundstrand Corporation | 5013 |
2 |
| North China Electric Power University | 187 |
2 |
| Ormat Technologies, Inc. | 111 |
2 |
| Prime Datum Development Company, LLC | 28 |
2 |
| Stellenbosch University | 258 |
2 |
| TLV Co., Ltd. | 339 |
2 |
| SPG Dry Cooling Belgium | 23 |
2 |
| Oxygenium Ltd. | 5 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9188 |
1 |
| Raytheon Company | 8443 |
1 |
| Daimler AG | 2802 |
1 |
| Daikin Industries, Ltd. | 10509 |
1 |
| Carrier Corporation | 3954 |
1 |
| Georgia Tech Research Corporation | 2968 |
1 |
| ABB Schweiz AG | 7703 |
1 |
| Alfa Laval Corporate AB | 1342 |
1 |
| The Babcock & Wilcox Company | 139 |
1 |
| Electricite de France | 752 |
1 |
| Other owners | 17 |