Patent holdings for IPC class B22F 5/08

Total number of patents in this class: 180

10-year publication summary

14
8
16
21
17
19
22
12
7
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
GKN Sinter Metals, LLC
110
16
Miba Sinter Austria GmbH
101
15
Sumitomo Electric Sintered Alloy, Ltd.
227
13
Sumitomo Electric Industries, Ltd.
15414
11
Keystone Powdered Metal Company
22
7
Siemens AG
24525
6
GKN Sinter Metals Engineering GmbH
114
6
NTN Corporation
4984
4
Rtx Corporation
9325
4
General Electric Company
13829
3
American Axle & Manufacturing, Inc.
653
3
ETA SA Manufacture Horlogere Suisse
681
3
Nidec Corporation
2654
3
PLANSEE SE
232
3
Schunk Sintermetalltechnik GmbH
14
3
Peridot Print LLC
1279
3
Toyota Motor Corporation
31764
2
Hitachi Chemical Company, Ltd.
2356
2
California Institute of Technology
3973
2
Bayerische Motoren Werke Aktiengesellschaft
14270
2
Other owners 69