- 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 37/0535 - Longitudinal pipe seam alignment clamps
Patent holdings for IPC class B23K 37/0535
Total number of patents in this class: 4
10-year publication summary
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0
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0
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0
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0
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0
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1
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1
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0
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0
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Petroleo Brasileiro S.A. - Petrobras | 946 |
1 |
| Soudronic AG | 72 |
1 |
| Eew Special Pipe Constructions GmbH | 7 |
1 |
| Endserv Inspeção de Equipamentos e Materiais Ltda | 2 |
1 |
| Other owners | 0 |