Patent holdings for IPC class F23R 3/16

Total number of patents in this class: 328

10-year publication summary

41
26
24
23
10
14
32
21
21
9
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
General Electric Company
13888
53
GE Infrastructure Technology, LLC
6171
24
Rtx Corporation
10082
21
Pratt & Whitney Canada Corp.
5472
20
Mitsubishi Heavy Industries, Ltd.
9115
18
Mitsubishi Power, Ltd.
1832
18
Ansaldo Energia Switzerland AG
270
13
Doosan Heavy Industries & Construction Co., Ltd.
580
8
Mitsubishi Hitachi Power Systems, Ltd.
991
8
SNECMA S.A.
1146
7
Siemens Energy, Inc.
1685
7
Solar Turbines Incorporated
511
7
Siemens Energy Global GmbH & Co. KG
3335
7
Rolls-Royce PLC
3219
6
Kawasaki Heavy Industries, Limited
1671
6
Safran Aircraft Engines
6671
6
Power Systems Mfg., LLC
42
5
Siemens AG
24033
4
Honeywell International Inc.
12778
4
Japan Aerospace Exploration Agency
457
4
Other owners 82