- 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 7/16 - 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steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
Patent holdings for IPC class F01K 7/16
Total number of patents in this class: 403
10-year publication summary
72
|
60
|
110
|
67
|
51
|
30
|
28
|
26
|
31
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
GE Infrastructure Technology, LLC | 5873 |
31 |
Siemens AG | 24990 |
18 |
Mitsubishi Power, Ltd. | 1680 |
17 |
Doosan Heavy Industries & Construction Co., Ltd. | 604 |
16 |
General Electric Technology GmbH | 1657 |
14 |
Siemens Energy Global GmbH & Co. KG | 2775 |
12 |
Toshiba Corporation | 12017 |
11 |
Malta Inc. | 107 |
10 |
Saudi Arabian Oil Company | 11322 |
8 |
Echogen Power Systems, LLC | 63 |
7 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
6 |
8 Rivers Capital, LLC | 224 |
6 |
National Technology & Engineering Solutions of Sandia, LLC | 1851 |
6 |
Mitsubishi Power Americas, Inc. | 50 |
5 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
Applied Research Associates, Inc. | 159 |
4 |
Emerson Process Management Power & Water Solutions, Inc. | 126 |
4 |
Highview Enterprises Limited | 45 |
4 |
Korea Institute of Energy Research | 803 |
4 |
Plasma Tech Holdings, LLC | 29 |
4 |
Other owners | 212 |