- All sections
- D - Textilespaper
- D01H - Spinning or twisting
- D01H 13/04 - Guides for slivers, rovings, or yarnsSmoothing dies
Patent holdings for IPC class D01H 13/04
Total number of patents in this class: 64
10-year publication summary
|
2
|
7
|
6
|
4
|
7
|
4
|
7
|
7
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maschinenfabrik Rieter AG | 364 |
5 |
| Twistperfect, S.L. | 16 |
5 |
| Casumconi, S.L. | 14 |
5 |
| Sanko Tekstil Isletmeleri Sanayi ve Ticaret A.S. | 89 |
3 |
| Zoltek Corporation | 18 |
3 |
| Murata Machinery, Ltd. | 1494 |
2 |
| Oerlikon Textile GmbH & Co. KG | 603 |
2 |
| Saurer Germany GmbH & Co. KG | 8 |
2 |
| Welspun India Limited | 195 |
2 |
| Saurer Spinning Solutions GmbH & Co. KG | 159 |
2 |
| Amsler Tex AG | 9 |
2 |
| Saurer Intelligent Technology AG | 57 |
2 |
| Leewha Src.ltd | 2 |
2 |
| Südwolle Group GmbH | 14 |
2 |
| Samsung SDI Co., Ltd. | 8174 |
1 |
| Kyocera Corporation | 13784 |
1 |
| AB Carter, Inc. | 9 |
1 |
| American Linc, LLC | 13 |
1 |
| Deutsche Institute fur Textil -und Faserforschung Denkendorf | 73 |
1 |
| Drexel University | 985 |
1 |
| Other owners | 19 |