Patent holdings for IPC class B23K 9/00

Total number of patents in this class: 1047

10-year publication summary

71
71
65
61
45
44
47
44
43
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Illinois Tool Works Inc.
11852
74
Lincoln Global, Inc.
2120
47
JFE Steel Corporation
7483
36
Mitsubishi Heavy Industries, Ltd.
9099
30
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2830
29
Nippon Steel Corporation
6839
28
Nippon Steel & Sumitomo Metal Corporation
1981
13
Daihen Corporation
498
12
Kobe Steel, Ltd.
899
12
Postle Industries, Inc.
60
12
Panasonic Corporation
19103
11
Hypertherm, Inc.
680
11
GM Global Technology Operations LLC
16087
10
Fronius International GmbH
690
10
Honda Motor Co., Ltd.
26006
9
Mitsubishi Electric Corporation
47943
9
ArcelorMittal
2656
9
Victor Equipment Company
286
9
Lam Research Corporation
5615
8
ESAB AB
309
8
Other owners 660