Patent holdings for IPC class D01F 6/20

Total number of patents in this class: 6

10-year publication summary

2
2
0
2
0
0
0
0
0
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Donaldson Company, Inc.
1606
3
Korea Advanced Institute of Science and Technology
4694
1
Leibniz-institut fur Neue Materialien Gemeinnutzige GmbH
105
1
Technikum Laubholz GmbH
32
1
Other owners 0