- All sections
- D - Textilespaper
- D01H - Spinning or twisting
- D01H 9/04 - Doffing arrangements integral with spinning or twisting machines
Patent holdings for IPC class D01H 9/04
Total number of patents in this class: 12
10-year publication summary
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1
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2
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1
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0
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0
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1
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2
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0
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2
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2
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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 | 352 |
4 |
| Oerlikon Textile GmbH & Co. KG | 568 |
2 |
| American Axle & Manufacturing, Inc. | 651 |
1 |
| Ebert Composites Corporation | 31 |
1 |
| Marzoli Machines Textile S.r.l. | 35 |
1 |
| Saurer Spinning Solutions GmbH & Co. KG | 158 |
1 |
| Kabushiki Kaisha Toyota Jidoshokki | 1784 |
1 |
| Rieter AG | 35 |
1 |
| Other owners | 0 |