- 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 26/302 - Seam welding of three-dimensional seams of helicoidal seams
Patent holdings for IPC class B23K 26/302
Total number of patents in this class: 14
10-year publication summary
|
2
|
2
|
3
|
1
|
2
|
6
|
1
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hilti Aktiengesellschaft | 3730 |
3 |
| Kanthal AB | 113 |
3 |
| Keystone Tower Systems, Inc. | 47 |
2 |
| Corning Incorporated | 10572 |
1 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5322 |
1 |
| Salzgitter Mannesmann Line Pipe GmbH | 15 |
1 |
| Garrett Transportation I Inc. | 307 |
1 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6109 |
1 |
| Mannesmann Grossrohr GmbH | 1 |
1 |
| Other owners | 0 |