- 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 7/12 - Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating characterised by the engine exhaust pressure of condensing type
Patent holdings for IPC class F01K 7/12
Total number of patents in this class: 20
10-year publication summary
0
|
1
|
2
|
1
|
3
|
2
|
0
|
6
|
4
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Yara International ASA | 753 |
3 |
Mitsubishi Power, Ltd. | 1680 |
2 |
enerscale GmbH | 4 |
2 |
Rtx Corporation | 8674 |
2 |
ExxonMobil Chemical Patents Inc. | 4286 |
1 |
Averill Partners, LLC | 6 |
1 |
General Electric Technology GmbH | 1657 |
1 |
Mitsubishi Hitachi Power Systems, Ltd. | 999 |
1 |
NRG Energy, Inc. | 27 |
1 |
Saga University | 151 |
1 |
Toshiba Energy Systems & Solutions Corp. | 954 |
1 |
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
1 |
MCCLENAGHAN, Kerstin | 1 |
1 |
Just in Time Energy Co. | 3 |
1 |
Freedman, Job E. | 1 |
1 |
Other owners | 0 |