Patent holdings for IPC class F02C 3/28

Total number of patents in this class: 215

10-year publication summary

11
14
12
9
14
9
3
6
4
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Power, Ltd.
1759
21
Mitsubishi Heavy Industries, Ltd.
8694
19
Air Products and Chemicals, Inc.
1417
15
8 Rivers Capital, LLC
252
10
Mitsubishi Hitachi Power Systems, Ltd.
993
10
General Electric Company
13811
8
Siemens AG
24520
7
Praxair Technology, Inc.
1305
7
Alstom Technology Ltd
1109
6
Rentech, Inc.
42
5
Saudi Arabian Oil Company
12997
4
Siemens Energy, Inc.
1689
3
Krones AG
2173
3
ThermoChem Recovery International, Inc.
99
3
Pratt & Whitney Canada Corp.
4716
2
Hitachi, Ltd.
15459
2
Massachusetts Institute of Technology
10036
2
Ansaldo Energia Switzerland AG
278
2
Central Research Institute of Electric Power Industry
102
2
Chevron Phillips Chemical Company LP
1839
2
Other owners 82