Patent holdings for IPC class B22F 9/08

Total number of patents in this class: 1473

10-year publication summary

81
97
120
100
145
119
121
139
131
27
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
ArcelorMittal
2525
63
JFE Steel Corporation
7339
37
Hitachi Metals, Ltd.
1922
31
SANYO Special Steel Co., Ltd.
240
28
Seiko Epson Corporation
19988
26
Ap&c Advanced Powders & Coatings Inc.
34
23
SunCoke Technology and Development LLC
245
22
TDK Corporation
6803
20
Dowa Electronics Materials Co., Ltd.
636
18
Iowa State University Research Foundation, Inc.
810
18
Mitsubishi Heavy Industries, Ltd.
9016
16
6K Inc
142
15
Höganäs AB
299
14
ALD Vacuum Technologies GmbH
139
13
Mitsubishi Materials Corporation
2459
13
Toshiba Corporation
12693
12
JX Nippon Mining & Metals Corporation
1467
12
Murata Manufacturing Co., Ltd.
25506
11
Continuum Powders Corporation
33
11
LS Cable & System Ltd.
401
10
Other owners 1060