- All sections
- B - Performing operations; transporting
- B23K - Soldering or unsoldering; welding; cladding or plating by soldering or welding; cutting by applying heat locally, e.g. flame cutting; working by laser beam
- B23K 9/235 - Preliminary treatment
Patent holdings for IPC class B23K 9/235
Total number of patents in this class: 247
10-year publication summary
18
|
20
|
24
|
25
|
21
|
18
|
17
|
20
|
20
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Illinois Tool Works Inc. | 11152 |
32 |
ArcelorMittal | 1887 |
10 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
9 |
Newfrey LLC | 554 |
9 |
Nippon Steel Corporation | 5649 |
8 |
Lincoln Global, Inc. | 2180 |
5 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
5 |
GE Infrastructure Technology, LLC | 5873 |
5 |
General Electric Company | 18133 |
4 |
Fronius International GmbH | 647 |
4 |
TUCKER GmbH | 54 |
4 |
Shiloh Industries, Inc. | 35 |
4 |
Baker Hughes Holdings LLC | 3060 |
4 |
Linde GmbH | 1122 |
4 |
H.e.f. | 127 |
3 |
IHI Corporation | 3268 |
3 |
JFE Steel Corporation | 6067 |
3 |
Joint-Stock Company "transneft Siberia" | 35 |
3 |
Public Joint Stock Company "transneft" | 38 |
3 |
Nanjing Iron&Steel Co.,Ltd. | 135 |
3 |
Other owners | 122 |