- 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 23/08 - 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 with working fluid of one cycle heating the fluid in another cycle
Patent holdings for IPC class F01K 23/08
Total number of patents in this class: 109
10-year publication summary
5
|
9
|
19
|
10
|
11
|
6
|
5
|
7
|
5
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Saudi Arabian Oil Company | 11322 |
12 |
General Electric Company | 18133 |
7 |
Aramco Services Company | 3504 |
7 |
Nuovo Pignone Tecnologie S.r.l. | 789 |
7 |
Ice Thermal Harvesting, LLC | 68 |
5 |
Echogen Power Systems, Inc. | 15 |
3 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
3 |
Mitsubishi Power, Ltd. | 1680 |
3 |
Siemens AG | 24990 |
2 |
United Technologies Corporation | 2328 |
2 |
Echogen Power Systems, LLC | 63 |
2 |
Heat Source Energy Corp. | 6 |
2 |
Mexichem Fluor, Sociedad Anonima de Capital Variable | 200 |
2 |
Turboden S.r.l. | 34 |
2 |
GE Infrastructure Technology, LLC | 5873 |
2 |
Ceox Technologies Ltd | 3 |
2 |
Hyliion Holdings Corp. | 25 |
2 |
Shell Internationale Research Maatschappij B.V. | 3792 |
1 |
Honeywell International Inc. | 13799 |
1 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Other owners | 41 |