Patent holdings for IPC class B01D 43/00

Total number of patents in this class: 346

10-year publication summary

37
19
21
14
21
14
28
14
16
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
FloDesign Sonics, Inc.
147
20
M-I L.L.C.
747
11
Hitachi, Ltd.
16071
6
Centre National de La Recherche Scientifique
11016
5
Seiko Epson Corporation
20248
5
Empire Technology Development LLC
1614
5
The Regents of the University of California
20720
4
Donaldson Company, Inc.
1600
4
Mage, LLC
10
4
3m Innovative Properties Company
17488
3
Becton, Dickinson and Company
7556
3
Kyocera Corporation
14335
3
Acousort AB
25
3
Biomet Biologics, LLC
73
3
Cidra Corporate Services, Inc.
199
3
Metawater Co., Ltd.
201
3
Thermaco, Inc.
57
3
Aenitis Technologies
19
3
FOSS Analytical A/S
189
3
Windplussonne GmbH
7
3
Other owners 249