- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01K - Steam engine plantssteam accumulatorsengine plants not otherwise provided forengines using special working fluids or cycles
- F01K 19/00 - Regenerating or otherwise treating steam exhaust from steam engine plant
Patent holdings for IPC class F01K 19/00
Total number of patents in this class: 54
10-year publication summary
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3
|
5
|
4
|
5
|
8
|
4
|
2
|
2
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fuji Electric Co., Ltd. | 5106 |
3 |
| Echogen Power Systems, LLC | 63 |
3 |
| Saudi Arabian Oil Company | 12858 |
3 |
| Southwest Research Institute | 750 |
3 |
| Mitsubishi Power, Ltd. | 1757 |
3 |
| BL Technologies, Inc. | 831 |
2 |
| GE-Hitachi Nuclear Energy Americas LLC | 417 |
2 |
| Thermogas Dynamics Limited | 2 |
2 |
| Turboden S.r.l. | 33 |
2 |
| Pintail Power LLC | 21 |
2 |
| Siemens AG | 24561 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8647 |
1 |
| Eaton Corporation | 1820 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
1 |
| Massachusetts Institute of Technology | 10013 |
1 |
| Chevron U.S.A. Inc. | 3929 |
1 |
| Aramco Services Company | 3910 |
1 |
| Clean Energy Systems, Inc. | 19 |
1 |
| Doosan Babcock Limited | 30 |
1 |
| Korea Institute of Energy Research | 845 |
1 |
| Other owners | 19 |