- All sections
- B - Performing operationstransporting
- B65H - Handling thin or filamentary material, e.g. sheets, webs, cables
- B65H 81/04 - Covering or wrapping annular or like cores forming a closed or substantially-closed figure by feeding material obliquely to the axis of the core
Patent holdings for IPC class B65H 81/04
Total number of patents in this class: 2
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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0
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1
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24421 |
1 |
| GE Infrastructure Technology, LLC | 6247 |
1 |
| Other owners | 0 |