Patent holdings for IPC class B01D 63/08

Total number of patents in this class: 1401

10-year publication summary

100
130
103
150
135
107
91
83
101
39
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
EMD Millipore Corporation
646
41
Kubota Corporation
3718
40
Sartorius Stedim Biotech GmbH
824
35
Amogreentech Co., Ltd.
604
29
Smartflow Technologies, Inc.
51
23
The Regents of the University of California
19803
21
Toray Industries, Inc.
6886
21
The Charles Stark Draper Laboratory, Inc.
921
21
Murata Manufacturing Co., Ltd.
24302
18
W. L. Gore & Associates, Inc.
2662
18
Merck Patent GmbH
5840
17
Element 1 Corp.
41
17
FUJIFILM Manufacturing Europe B.V.
268
17
Meidensha Corporation
873
17
Inscripta, Inc., FORMERLY Muse Biotechnology, Inc.
309
15
FUJIFILM Corporation
29208
13
Nitto Denko Corporation
8170
13
Fibracast Ltd.
29
13
MANN+HUMMEL GmbH
1751
12
3m Innovative Properties Company
17842
11
Other owners 989