- 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 9/23 - Arc welding or cutting taking account of the properties of the materials to be welded
Patent holdings for IPC class B23K 9/23
Total number of patents in this class: 705
10-year publication summary
|
63
|
72
|
74
|
60
|
40
|
37
|
25
|
39
|
30
|
19
|
| 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.) | 2836 |
78 |
| Nippon Steel Corporation | 6871 |
68 |
| JFE Steel Corporation | 7527 |
54 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
32 |
| Illinois Tool Works Inc. | 11863 |
23 |
| Lincoln Global, Inc. | 2119 |
21 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
21 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
12 |
| Nisshin Steel Co., Ltd. | 382 |
12 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4117 |
11 |
| Kobe Steel, Ltd. | 899 |
10 |
| GE Infrastructure Technology, LLC | 6171 |
10 |
| ArcelorMittal | 2672 |
9 |
| IHI Corporation | 3535 |
9 |
| POSCO Co., Ltd. | 2012 |
9 |
| Honda Motor Co., Ltd. | 26025 |
7 |
| Siemens AG | 24029 |
7 |
| Webco Industries, Inc. | 33 |
7 |
| Siemens Energy, Inc. | 1685 |
6 |
| POSCO | 2143 |
6 |
| Other owners | 293 |