Patent holdings for IPC class B23K 9/23

Total number of patents in this class: 707

10-year publication summary

58
64
69
57
36
36
23
36
27
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2865
80
Nippon Steel Corporation
6589
61
JFE Steel Corporation
7163
52
Panasonic Intellectual Property Management Co., Ltd.
32904
32
Illinois Tool Works Inc.
11652
23
Lincoln Global, Inc.
2133
21
Nippon Steel & Sumitomo Metal Corporation
1985
21
Mitsubishi Heavy Industries, Ltd.
8951
13
Nisshin Steel Co., Ltd.
392
12
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
4014
11
Kobe Steel, Ltd.
885
10
GE Infrastructure Technology, LLC
6205
10
ArcelorMittal
2456
9
ArcelorMittal France
87
9
POSCO Co., Ltd.
1624
9
IHI Corporation
3491
8
Honda Motor Co., Ltd.
25764
7
Siemens AG
24294
7
Webco Industries, Inc.
33
7
Siemens Energy, Inc.
1699
6
Other owners 299