Patent holdings for IPC class B01D 71/06

Total number of patents in this class: 541

10-year publication summary

46
42
27
25
27
23
29
30
40
15
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
5186
14
Nitto Denko Corporation
8466
11
Uop LLC
4307
11
National University of Singapore
2551
10
The Regents of the University of California
20506
9
Renaissance Energy Research Corporation
63
9
LG Chem, Ltd.
17813
8
National University Corporation Kobe University
553
8
Ohio State Innovation Foundation
2300
8
BASF SE
21129
7
Entegris, Inc.
1979
7
Toray Industries, Inc.
7036
6
Monash University
725
5
FUJIFILM Corporation
30210
4
Korea Advanced Institute of Science and Technology
4559
4
Evoqua Water Technologies LLC
927
4
IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
1530
4
Korea University Research and Business Foundation
3159
4
Kurita Water Industries Ltd.
1258
4
Rensselaer Polytechnic Institute
847
4
Other owners 400