- 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: 731
10-year publication summary
|
55
|
61
|
51
|
62
|
41
|
42
|
30
|
33
|
22
|
44
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11930 |
214 |
| Lincoln Global, Inc. | 2110 |
151 |
| Panasonic Intellectual Property Management Co., Ltd. | 34776 |
64 |
| Fronius International GmbH | 699 |
43 |
| Daihen Corporation | 512 |
36 |
| ESAB AB | 307 |
26 |
| Panasonic Corporation | 18467 |
15 |
| The ESAB Group, Inc. | 368 |
14 |
| JFE Steel Corporation | 7721 |
14 |
| Kobe Steel, Ltd. | 904 |
13 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2851 |
11 |
| Kabushiki Kaisha Yaskawa Denki | 1458 |
6 |
| Nippon Steel Corporation | 7135 |
4 |
| Viega Technology GmbH & Co. KG | 128 |
4 |
| General Electric Company | 14047 |
3 |
| Hobart Brothers Company | 93 |
3 |
| Norsk Titanium AS | 82 |
3 |
| Rolls-Royce Corporation | 1689 |
3 |
| South China University of Technology | 1932 |
3 |
| Universite de Nantes | 333 |
3 |
| Other owners | 98 |