- 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: 694
10-year publication summary
|
49
|
50
|
56
|
49
|
57
|
37
|
41
|
29
|
30
|
10
|
| 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 |
205 |
| Lincoln Global, Inc. | 2147 |
158 |
| Panasonic Intellectual Property Management Co., Ltd. | 31598 |
51 |
| Fronius International GmbH | 684 |
41 |
| Daihen Corporation | 464 |
32 |
| ESAB AB | 313 |
28 |
| Panasonic Corporation | 20085 |
15 |
| Kobe Steel, Ltd. | 878 |
13 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2870 |
11 |
| The ESAB Group, Inc. | 333 |
8 |
| JFE Steel Corporation | 6860 |
8 |
| Kabushiki Kaisha Yaskawa Denki | 1476 |
6 |
| South China University of Technology | 1791 |
4 |
| General Electric Company | 13806 |
3 |
| Hobart Brothers Company | 97 |
3 |
| Kemppi Oy | 55 |
3 |
| Nippon Steel Corporation | 6286 |
3 |
| Rolls-Royce Corporation | 1739 |
3 |
| Universite de Nantes | 336 |
3 |
| Universite Paris Sud (ups) | 3 |
3 |
| Other owners | 93 |