Patent holdings for IPC class B01D 43/00

Total number of patents in this class: 348

10-year publication summary

25
30
17
19
11
19
13
26
14
15
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
FloDesign Sonics, Inc.
159
22
M-I L.L.C.
805
11
Hitachi, Ltd.
15726
6
Centre National de La Recherche Scientifique
10716
5
Seiko Epson Corporation
19708
5
Empire Technology Development LLC
1620
5
The Regents of the University of California
20315
4
Donaldson Company, Inc.
1595
4
Mage, LLC
10
4
3m Innovative Properties Company
17717
3
Becton, Dickinson and Company
7443
3
Kyocera Corporation
14102
3
Acousort AB
25
3
Biomet Biologics, LLC
77
3
Cidra Corporate Services, Inc.
203
3
Metawater Co., Ltd.
201
3
Thermaco, Inc.
61
3
Aenitis Technologies
19
3
FOSS Analytical A/S
182
3
Windplussonne GmbH
7
3
Other owners 249