Patent holdings for IPC class B23P 9/04

Total number of patents in this class: 76

10-year publication summary

5
14
5
6
9
5
5
1
5
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Maschinenfabrik Alfing Kessler GmbH
61
13
Rtx Corporation
10127
6
Safran Aircraft Engines
6727
5
Ustav Termomechaniky AV CR, V.v.i.
3
3
The Boeing Company
20186
2
Mitsubishi Heavy Industries, Ltd.
9168
2
Schaeffler Technologies AG & Co. KG
11093
2
EADS Deutschland GmbH
355
2
JFE Steel Corporation
7589
2
MTU Aero Engines AG
731
2
Sugino Machine Limited
195
2
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
6111
2
General Electric Company
13915
1
Rolls-Royce PLC
3224
1
Hilti Aktiengesellschaft
3701
1
Aktiebolaget SKF
3142
1
AREVA Inc.
30
1
Beijing Institute of Technology
405
1
Bollhoff Verbindungstechnik GmbH
260
1
Ecoroll AG Werkzeugtechnik
16
1
Other owners 25