- All sections
- B - Performing operations; transporting
- B23K - Soldering or unsoldering; welding; cladding or plating by soldering or welding; cutting by applying heat locally, e.g. flame cutting; working 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: 402
10-year publication summary
|
46
|
34
|
48
|
45
|
22
|
37
|
33
|
30
|
28
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11152 |
86 |
| Lincoln Global, Inc. | 2180 |
39 |
| Victor Equipment Company | 291 |
23 |
| Fronius International GmbH | 647 |
18 |
| Hypertherm, Inc. | 512 |
12 |
| Nasarc Technologies, Inc. | 45 |
10 |
| ESAB AB | 297 |
9 |
| GM Global Technology Operations LLC | 13620 |
7 |
| Elco Enterprises, Inc. | 66 |
6 |
| Hobart Brothers Company | 99 |
5 |
| Huys Industries Limited | 35 |
5 |
| Jinan Uniarc Welding Technology Limited | 8 |
5 |
| NTN Corporation | 5008 |
4 |
| Daihen Corporation | 435 |
4 |
| The ESAB Group, Inc. | 302 |
4 |
| Kjellberg-stiftung | 59 |
4 |
| Panasonic Corporation | 20786 |
3 |
| Alexander Binzel Schweisstechnik GmbH & Co. KG | 114 |
3 |
| Norsk Titanium AS | 69 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 730 |
3 |
| Other owners | 149 |