- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 186
10-year publication summary
|
22
|
19
|
20
|
18
|
13
|
14
|
9
|
7
|
8
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
11 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
5 |
| Gradiant Corporation | 123 |
4 |
| Holtec International, Inc. | 258 |
4 |
| Rinheat Oy | 8 |
4 |
| Mitsubishi Power, Ltd. | 1680 |
4 |
| Siemens AG | 24990 |
3 |
| Toshiba Corporation | 12017 |
3 |
| Life Technologies Corporation | 3068 |
3 |
| Baltimore Aircoil Company, Inc. | 156 |
3 |
| Dana Canada Corporation | 284 |
3 |
| Heatcraft Refrigeration Products LLC | 246 |
3 |
| Kurita Water Industries Ltd. | 1110 |
3 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
3 |
| Rosenblad Design Aktiebolag | 3 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| Shell Oil Company | 2196 |
2 |
| Advanced Steam Technology | 3 |
2 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
2 |
| Other owners | 113 |