Patent holdings for IPC class F02C 3/28

Total number of patents in this class: 210

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.
1819
21
Mitsubishi Heavy Industries, Ltd.
9016
19
Air Products and Chemicals, Inc.
1462
15
Mitsubishi Hitachi Power Systems, Ltd.
991
10
8 Rivers Capital, LLC
235
9
General Electric Company
13819
8
Siemens AG
24236
7
Praxair Technology, Inc.
1227
6
Rentech, Inc.
39
5
Saudi Arabian Oil Company
13943
4
Alstom Technology Ltd
1057
3
Siemens Energy, Inc.
1694
3
Krones AG
2253
3
ThermoChem Recovery International, Inc.
99
3
GE Infrastructure Technology, LLC
6213
3
Arbor Energy and Resources Corporation
5
3
Pratt & Whitney Canada Corp.
5210
2
Hitachi, Ltd.
15881
2
Massachusetts Institute of Technology
10196
2
Ansaldo Energia Switzerland AG
270
2
Other owners 80