Patent holdings for IPC class B23P 15/02

Total number of patents in this class: 332

10-year publication summary

21
31
24
27
14
11
10
7
9
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Rtx Corporation
9802
50
Safran Aircraft Engines
6497
29
GE Infrastructure Technology, LLC
6208
26
Pratt & Whitney Canada Corp.
5167
23
General Electric Company
13811
15
SNECMA S.A.
1148
14
Rolls-Royce PLC
3178
12
Snecma
1060
11
Siemens AG
24314
10
Rolls-Royce Deutschland Ltd & Co KG
837
9
MTU Aero Engines GmbH
450
7
IHI Corporation
3506
5
Rolls-Royce Corporation
1692
5
SAFRAN S.A.
640
4
Honeywell International Inc.
13590
4
Mitsubishi Heavy Industries, Ltd.
8999
4
MTU Aero Engines AG
709
4
Siemens Energy Global GmbH & Co. KG
3207
4
United Technologies Corporation
2220
3
Siemens Energy, Inc.
1697
3
Other owners 90