Patent holdings for IPC class B01D 63/08

Total number of patents in this class: 1433

10-year publication summary

119
99
146
127
107
85
78
100
72
17
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kubota Corporation
4189
41
EMD Millipore Corporation
641
40
Sartorius Stedim Biotech GmbH
873
38
Amogreentech Co., Ltd.
626
30
Smartflow Technologies, Inc.
55
24
Toray Industries, Inc.
7028
22
The Regents of the University of California
20494
21
The Charles Stark Draper Laboratory, Inc.
935
21
Merck Patent GmbH
5733
18
Murata Manufacturing Co., Ltd.
25398
18
Element 1 Corp.
42
17
FUJIFILM Manufacturing Europe B.V.
255
17
W. L. Gore & Associates, Inc.
2710
15
Meidensha Corporation
924
15
Inscripta, Inc., FORMERLY Muse Biotechnology, Inc.
281
15
FUJIFILM Corporation
30155
13
Nitto Denko Corporation
8434
13
Fibracast Ltd.
29
13
MANN+HUMMEL GmbH
1792
13
MAHLE International GmbH
2863
11
Other owners 1018