Patent holdings for IPC class D04H 1/554

Total number of patents in this class: 6

10-year publication summary

0
0
0
0
0
1
0
0
1
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saint-Gobain Isover
666
3
Carl Freudenberg KG
1429
1
Voith Patent GmbH
2777
1
Nicoventures Trading Limited
4492
1
Other owners 0