- All sections
- D - Textilespaper
- D01H - Spinning or twisting
- D01H 5/66 - Suction devices
Patent holdings for IPC class D01H 5/66
Total number of patents in this class: 10
10-year publication summary
|
3
|
2
|
1
|
0
|
1
|
0
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SIPRA Patententwicklungs- und Beteiligungsgesellschaft mbH | 38 |
3 |
| Maschinenfabrik Rieter AG | 349 |
2 |
| Pinter Fa.ni S.r.l. | 5 |
2 |
| Spindelfabrik Suessen GmbH | 35 |
1 |
| Rotorcraft AG | 9 |
1 |
| Trützschler Group SE | 170 |
1 |
| Other owners | 0 |