- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F28B - Steam or vapour condensers
- F28B 1/02 - Condensers in which the steam or vapour is separated from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium
Patent holdings for IPC class F28B 1/02
Total number of patents in this class: 200
10-year publication summary
|
18
|
20
|
16
|
13
|
14
|
8
|
8
|
8
|
14
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 8803 |
6 |
| Mitsubishi Power, Ltd. | 1788 |
5 |
| Life Technologies Corporation | 3318 |
4 |
| Gradiant Corporation | 131 |
4 |
| Holtec International, Inc. | 270 |
4 |
| Kurita Water Industries Ltd. | 1207 |
4 |
| Rinheat Oy | 9 |
4 |
| Siemens AG | 24352 |
3 |
| Toshiba Corporation | 12500 |
3 |
| Baltimore Aircoil Company, Inc. | 176 |
3 |
| Dana Canada Corporation | 274 |
3 |
| Heatcraft Refrigeration Products LLC | 262 |
3 |
| Tyco Fire & Security GmbH | 3417 |
3 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6261 |
3 |
| Rosenblad Design Aktiebolag | 3 |
3 |
| Johnson Controls Tyco IP Holdings LLP | 424 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3557 |
2 |
| Shell Oil Company | 2138 |
2 |
| Advanced Steam Technology | 3 |
2 |
| Other owners | 125 |