- 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 20/20 - Special methods allowing subsequent separation, e.g. of metals of high quality from scrap material
Patent holdings for IPC class B23K 20/20
Total number of patents in this class: 4
10-year publication summary
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1
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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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0
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1
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Georg Fischer Rohrleitungssysteme AG | 129 |
1 |
| Gränges AB | 28 |
1 |
| K. Joins. Inc. | 2 |
1 |
| Osaka University | 3289 |
1 |
| Other owners | 0 |