- 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 9/09 - Arrangements or circuits for arc welding with pulsed current or voltage
Patent holdings for IPC class B23K 9/09
Total number of patents in this class: 690
10-year publication summary
|
56
|
55
|
61
|
51
|
61
|
40
|
42
|
30
|
31
|
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. | 11414 |
200 |
| Lincoln Global, Inc. | 2160 |
158 |
| Panasonic Intellectual Property Management Co., Ltd. | 29944 |
50 |
| Fronius International GmbH | 672 |
42 |
| Daihen Corporation | 449 |
31 |
| ESAB AB | 299 |
28 |
| Panasonic Corporation | 20299 |
15 |
| Kobe Steel, Ltd. | 865 |
13 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2904 |
11 |
| The ESAB Group, Inc. | 323 |
8 |
| JFE Steel Corporation | 6594 |
8 |
| Kabushiki Kaisha Yaskawa Denki | 1476 |
6 |
| South China University of Technology | 1714 |
4 |
| General Electric Company | 17807 |
3 |
| Hobart Brothers Company | 99 |
3 |
| Kemppi Oy | 57 |
3 |
| Rolls-Royce Corporation | 1733 |
3 |
| Universite de Nantes | 344 |
3 |
| Universite Paris Sud (ups) | 3 |
3 |
| Victor Equipment Company | 296 |
3 |
| Other owners | 95 |