- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01K - Steam engine plants; steam accumulators; engine plants not otherwise provided for; engines 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: 868
10-year publication summary
105
|
68
|
112
|
94
|
79
|
47
|
25
|
32
|
22
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Robert Bosch GmbH | 40953 |
54 |
Saudi Arabian Oil Company | 11322 |
26 |
Cummins Inc. | 2369 |
23 |
Scania CV AB | 2330 |
23 |
Daimler AG | 3462 |
21 |
Sanden Corporation | 859 |
21 |
Volvo Truck Corporation | 2764 |
18 |
General Electric Company | 18133 |
16 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
16 |
Siemens AG | 24990 |
15 |
Air Products and Chemicals, Inc. | 1448 |
14 |
AVL List GmbH | 1232 |
13 |
Nissan Motor Co., Ltd. | 12249 |
12 |
Praxair Technology, Inc. | 1367 |
11 |
BorgWarner Inc. | 2604 |
10 |
MAHLE International GmbH | 2670 |
10 |
Sanden Holdings Corporation | 216 |
10 |
Voith Patent GmbH | 2727 |
10 |
Mitsubishi Power, Ltd. | 1680 |
10 |
Cummins Intellectual Property, Inc. | 112 |
9 |
Other owners | 526 |