Patent holdings for IPC class D01B 3/02

Total number of patents in this class: 5

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Trützschler GmbH & Co. KG
134
1
The Sea Feather Limited Company of Lu'an
5
1
West Anhui University
35
1
Suzhou Makai New Material Technology Co., Ltd.
1
1
Lu'an Fengyu Environmental Protection Technology Co., Ltd.
1
1
Other owners 0