Patent holdings for IPC class D04B 27/32

Total number of patents in this class: 5

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Jiangnan University
1643
1
Putian Huafeng Industrial & Trade Co., Ltd.
2
1
Violetta Co., Ltd.
5
1
Jiangsu Bright Star New Energy Technology Development Co., Ltd
1
1
Karl Mayer Stoll R&D GmbH
13
1
Other owners 0