Patent holdings for IPC class B23K 20/12

Total number of patents in this class: 2572

10-year publication summary

204
191
215
214
196
148
132
163
134
89
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nippon Light Metal Company, Ltd.
684
185
The Boeing Company
20186
70
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.)
3272
70
Osaka University
3263
69
Kawasaki Heavy Industries, Limited
1683
62
JFE Steel Corporation
7589
62
Honda Motor Co., Ltd.
26105
54
Mitsubishi Heavy Industries, Ltd.
9168
31
Grenzebach Maschinenbau GmbH
173
31
Element Six (UK) Limited
236
25
Rtx Corporation
10127
24
EJOT GmbH & Co. KG
88
23
Mazak Corporation
43
23
MELD Manufacturing Corporation
55
23
Lockheed Martin Corporation
3255
22
Rolls-Royce PLC
3224
22
Airbus Operations GmbH
3459
20
Ford Global Technologies, LLC
21560
17
IHI Corporation
3527
17
Stirtec GmbH
30
17
Other owners 1705