- All sections
- B - Performing operationstransporting
- B23K - Soldering or unsolderingweldingcladding or plating by soldering or weldingcutting by applying heat locally, e.g. flame cuttingworking by laser beam
- B23K 9/235 - Preliminary treatment
Patent holdings for IPC class B23K 9/235
Total number of patents in this class: 253
10-year publication summary
|
17
|
23
|
23
|
21
|
15
|
17
|
17
|
20
|
10
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11485 |
32 |
| ArcelorMittal | 2300 |
10 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2870 |
9 |
| Newfrey LLC | 547 |
9 |
| Nippon Steel Corporation | 6286 |
8 |
| Linde GmbH | 1254 |
6 |
| Lincoln Global, Inc. | 2147 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
5 |
| GE Infrastructure Technology, LLC | 6234 |
5 |
| General Electric Company | 13806 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10931 |
4 |
| Fronius International GmbH | 684 |
4 |
| TUCKER GmbH | 78 |
4 |
| Shiloh Industries, Inc. | 32 |
4 |
| Baker Hughes Holdings LLC | 3006 |
4 |
| H.e.f. | 117 |
3 |
| IHI Corporation | 3449 |
3 |
| JFE Steel Corporation | 6860 |
3 |
| Nanjing Iron&Steel Co.,Ltd. | 165 |
3 |
| Baker Hughes Incorporated | 5265 |
2 |
| Other owners | 126 |