- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01K - Steam engine plantssteam accumulatorsengine plants not otherwise provided forengines using special working fluids or cycles
- F01K 23/06 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
Patent holdings for IPC class F01K 23/06
Total number of patents in this class: 873
10-year publication summary
|
112
|
94
|
79
|
47
|
25
|
33
|
22
|
18
|
19
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43631 |
54 |
| Saudi Arabian Oil Company | 13953 |
25 |
| Cummins Inc. | 2601 |
23 |
| Sanden Corporation | 1012 |
20 |
| Scania CV AB | 2404 |
20 |
| Mitsubishi Heavy Industries, Ltd. | 9023 |
18 |
| Volvo Truck Corporation | 3808 |
18 |
| Daimler AG | 2887 |
17 |
| General Electric Company | 13806 |
16 |
| Siemens AG | 24199 |
14 |
| Air Products and Chemicals, Inc. | 1466 |
13 |
| AVL List GmbH | 1330 |
13 |
| Nissan Motor Co., Ltd. | 12778 |
11 |
| BorgWarner Inc. | 2582 |
10 |
| Praxair Technology, Inc. | 1228 |
10 |
| Sanden Holdings Corporation | 208 |
10 |
| Voith Patent GmbH | 2777 |
10 |
| Mitsubishi Power, Ltd. | 1820 |
10 |
| Cummins Intellectual Property, Inc. | 110 |
9 |
| Orcan Energy AG | 55 |
9 |
| Other owners | 543 |