Patent holdings for IPC class F02C 3/28

Total number of patents in this class: 214

10-year publication summary

10
13
11
9
13
8
3
6
6
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Mitsubishi Power, Ltd.
1809
21
Mitsubishi Heavy Industries, Ltd.
8861
19
Air Products and Chemicals, Inc.
1446
15
8 Rivers Capital, LLC
238
10
Mitsubishi Hitachi Power Systems, Ltd.
991
10
General Electric Company
13858
8
Siemens AG
24342
7
Praxair Technology, Inc.
1273
6
Rentech, Inc.
42
5
Saudi Arabian Oil Company
13600
4
Alstom Technology Ltd
1088
3
Siemens Energy, Inc.
1702
3
Krones AG
2216
3
ThermoChem Recovery International, Inc.
97
3
GE Infrastructure Technology, LLC
6196
3
Arbor Energy and Resources Corporation
5
3
Pratt & Whitney Canada Corp.
4880
2
Hitachi, Ltd.
15655
2
Massachusetts Institute of Technology
10124
2
Ansaldo Energia Switzerland AG
273
2
Other owners 83