- All sections
- D - Textiles; paper
- D01H - Spinning or twisting
- D01H 13/20 - Warning or safety devices, e.g. automatic fault detectors, stop motions responsive to excessive tension or irregular operation of apparatus
Patent holdings for IPC class D01H 13/20
Total number of patents in this class: 6
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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2
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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
|
|---|---|---|
| Maschinenfabrik Rieter AG | 374 |
1 |
| Rieter CZ s.r.o. | 27 |
1 |
| Twistperfect, S.L. | 17 |
1 |
| Casumconi, S.L. | 15 |
1 |
| Saurer Spinning Solutions GmbH & Co. KG | 155 |
1 |
| Jiangsu Ganghong Fiber Co., Ltd | 1 |
1 |
| Other owners | 0 |