- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01K - Steam engine plantssteam accumulatorsengine plants not otherwise provided forengines using special working fluids or cycles
- F01K 3/06 - Use of accumulators and specific engine typesControl thereof the engine being of extraction or non-condensing type
Patent holdings for IPC class F01K 3/06
Total number of patents in this class: 50
10-year publication summary
|
4
|
9
|
4
|
2
|
5
|
7
|
6
|
3
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Malta Inc. | 105 |
24 |
| Siemens AG | 23972 |
3 |
| Toshiba Corporation | 12660 |
3 |
| Isentropic Limited | 24 |
2 |
| Toshiba Energy Systems & Solutions Corp. | 1142 |
2 |
| United Technologies Corporation | 2217 |
1 |
| ERK Eckrohrkessel GmbH | 9 |
1 |
| Sener, Ingenieria y Sistemas, S.A. | 43 |
1 |
| Stamicarbon B.V. | 322 |
1 |
| STEAG New Energies GmbH | 1 |
1 |
| Yeda Research and Development Co. Ltd. | 1385 |
1 |
| Carbon-clean Technologies GmbH | 11 |
1 |
| Turboden SpA | 63 |
1 |
| Enea—casaccia Research Centre | 1 |
1 |
| Snecma | 1058 |
1 |
| HSL Energy Holding ApS | 10 |
1 |
| Aetherdynamic Power Systems LLC | 2 |
1 |
| Mitsubishi Power, Ltd. | 1837 |
1 |
| Siemens Energy Global GmbH & Co. KG | 3461 |
1 |
| Iqony Energies GmbH | 2 |
1 |
| Other owners | 1 |