Patent holdings for IPC class F02C 3/28

Total number of patents in this class: 218

10-year publication summary

15
11
14
12
9
14
9
3
5
3
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Mitsubishi Power, Ltd.
1680
20
Mitsubishi Heavy Industries, Ltd.
8217
19
Air Products and Chemicals, Inc.
1448
15
8 Rivers Capital, LLC
224
10
Mitsubishi Hitachi Power Systems, Ltd.
999
10
General Electric Company
18133
9
Siemens AG
24990
7
Praxair Technology, Inc.
1367
7
Alstom Technology Ltd
1196
6
Rentech, Inc.
42
5
Saudi Arabian Oil Company
11322
4
Siemens Energy, Inc.
1770
3
Krones AG
2037
3
Siemens Power Generation, Inc.
57
3
ThermoChem Recovery International, Inc.
95
3
Hitachi, Ltd.
16452
2
Massachusetts Institute of Technology
9795
2
Ansaldo Energia Switzerland AG
293
2
Central Research Institute of Electric Power Industry
115
2
Chevron Phillips Chemical Company LP
1779
2
Other owners 84