Patent holdings for IPC class F02C 3/28

Total number of patents in this class: 213

10-year publication summary

13
11
9
13
8
3
6
6
4
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Mitsubishi Power, Ltd.
1814
21
Mitsubishi Heavy Industries, Ltd.
8964
19
Air Products and Chemicals, Inc.
1451
15
8 Rivers Capital, LLC
240
10
Mitsubishi Hitachi Power Systems, Ltd.
991
10
General Electric Company
13777
8
Siemens AG
24291
7
Praxair Technology, Inc.
1259
6
Rentech, Inc.
39
5
Saudi Arabian Oil Company
13865
4
Alstom Technology Ltd
1073
3
Siemens Energy, Inc.
1698
3
Krones AG
2248
3
ThermoChem Recovery International, Inc.
98
3
GE Infrastructure Technology, LLC
6206
3
Arbor Energy and Resources Corporation
5
3
Pratt & Whitney Canada Corp.
5077
2
Hitachi, Ltd.
15819
2
Massachusetts Institute of Technology
10183
2
Ansaldo Energia Switzerland AG
270
2
Other owners 82