Patent holdings for IPC class D01F 6/48

Total number of patents in this class: 71

10-year publication summary

1
1
4
2
1
7
4
11
13
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Denka Company Limited
2698
21
Kaneka Corporation
4642
7
DuPont Safety & Construction, Inc.
670
4
Asahi Kasei Kabushiki Kaisha
2781
2
Kureha Corporation
1051
2
Polysteel Atlantic Limited
2
2
LG Chem, Ltd.
17813
1
Daikin Industries, Ltd.
10375
1
Schaeffler Technologies AG & Co. KG
10687
1
BYD Company Limited
6196
1
City University of Hong Kong
223
1
ElringKlinger AG
571
1
Harbin Institute of Technology
472
1
Huazhong University of Science and Technology
1104
1
Nippon Valqua Industries, Ltd.
72
1
Nissan Chemical Industries, Ltd.
1666
1
Solvay SA
958
1
Soochow University
1768
1
University of Fukui
95
1
Zhejiang Sci-Tech University
102
1
Other owners 19