- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01K - Steam engine plantssteam accumulatorsengine plants not otherwise provided forengines using special working fluids or cycles
- F01K 19/04 - Regenerating by compression in combination with cooling or heating
Patent holdings for IPC class F01K 19/04
Total number of patents in this class: 97
10-year publication summary
|
5
|
2
|
5
|
5
|
2
|
0
|
21
|
16
|
15
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rondo Energy, Inc. | 72 |
54 |
| Harris Corporation | 1441 |
5 |
| Scuderi Group, Inc. | 34 |
3 |
| Hanwha Power Systems Co., Ltd. | 52 |
3 |
| Cummins Intellectual Properties, Inc. | 50 |
2 |
| Korea Institute of Energy Research | 846 |
2 |
| Peregrine Turbine Technologies, LLC | 15 |
2 |
| National Technology & Engineering Solutions of Sandia, LLC | 1891 |
2 |
| Natural Power and Energy s.r.o. | 2 |
2 |
| Supercritical Storage Company, Inc. | 9 |
2 |
| Atmoszero, Inc. | 7 |
2 |
| Korea Advanced Institute of Science and Technology | 4346 |
1 |
| Colorado State University Research Foundation | 702 |
1 |
| Cummins Intellectual Property, Inc. | 112 |
1 |
| Doosan Heavy Industries & Construction Co., Ltd. | 581 |
1 |
| Echogen Power Systems, Inc. | 15 |
1 |
| Frontline Aerospace, Inc. | 4 |
1 |
| Highview Enterprises Limited | 48 |
1 |
| Kalex, LLC | 17 |
1 |
| Kobe Steel, Ltd. | 871 |
1 |
| Other owners | 9 |