- 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 9/28 - Supporting devices for electrodes
Patent holdings for IPC class B23K 9/28
Total number of patents in this class: 409
10-year publication summary
|
34
|
48
|
45
|
22
|
37
|
34
|
30
|
28
|
16
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11450 |
87 |
| Lincoln Global, Inc. | 2161 |
38 |
| Victor Equipment Company | 297 |
23 |
| Fronius International GmbH | 682 |
19 |
| Hypertherm, Inc. | 628 |
12 |
| Nasarc Technologies, Inc. | 48 |
11 |
| ESAB AB | 312 |
9 |
| GM Global Technology Operations LLC | 14937 |
7 |
| The ESAB Group, Inc. | 330 |
7 |
| Elco Enterprises, Inc. | 68 |
6 |
| Hobart Brothers Company | 95 |
5 |
| Huys Industries Limited | 33 |
5 |
| Jinan Uniarc Welding Technology Limited | 8 |
5 |
| NTN Corporation | 4984 |
4 |
| Daihen Corporation | 459 |
4 |
| Kjellberg-stiftung | 60 |
4 |
| Panasonic Corporation | 20142 |
3 |
| Alexander Binzel Schweisstechnik GmbH & Co. KG | 110 |
3 |
| Norsk Titanium AS | 75 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 841 |
3 |
| Other owners | 151 |