Patent holdings for IPC class B23K 9/28

Total number of patents in this class: 409

10-year publication summary

34
48
45
22
37
34
30
28
16
12
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Illinois Tool Works Inc.
11437
87
Lincoln Global, Inc.
2164
38
Victor Equipment Company
297
23
Fronius International GmbH
682
19
Hypertherm, Inc.
628
12
Nasarc Technologies, Inc.
48
11
ESAB AB
312
9
GM Global Technology Operations LLC
14926
7
The ESAB Group, Inc.
329
7
Elco Enterprises, Inc.
68
6
Hobart Brothers Company
95
5
Huys Industries Limited
32
5
Jinan Uniarc Welding Technology Limited
8
5
NTN Corporation
4980
4
Daihen Corporation
459
4
Kjellberg-stiftung
60
4
Panasonic Corporation
20149
3
Alexander Binzel Schweisstechnik GmbH & Co. KG
111
3
Norsk Titanium AS
75
3
Petroleo Brasileiro S.A. - Petrobras
836
3
Other owners 151