Patent holdings for IPC class B01D 63/08

Total number of patents in this class: 1459

10-year publication summary

130
103
150
135
107
93
84
105
75
39
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Kubota Corporation
4249
41
EMD Millipore Corporation
634
39
Sartorius Stedim Biotech GmbH
872
39
Amogreentech Co., Ltd.
637
30
Smartflow Technologies, Inc.
56
25
The Regents of the University of California
20590
21
Toray Industries, Inc.
7067
21
The Charles Stark Draper Laboratory, Inc.
940
21
Merck Patent GmbH
5669
18
Murata Manufacturing Co., Ltd.
25590
18
Element 1 Corp.
42
17
FUJIFILM Manufacturing Europe B.V.
249
17
Meidensha Corporation
929
17
W. L. Gore & Associates, Inc.
2708
15
Inscripta, Inc., FORMERLY Muse Biotechnology, Inc.
278
15
FUJIFILM Corporation
30327
13
Nitto Denko Corporation
8486
13
Fibracast Ltd.
29
13
MAHLE International GmbH
2888
13
MANN+HUMMEL GmbH
1799
13
Other owners 1040