Patent holdings for IPC class B01D 63/08

Total number of patents in this class: 1474

10-year publication summary

130
103
150
135
107
94
84
106
75
59
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Sartorius Stedim Biotech GmbH
873
43
Kubota Corporation
4403
41
EMD Millipore Corporation
632
40
Amogreentech Co., Ltd.
648
30
Smartflow Technologies, Inc.
58
25
The Regents of the University of California
20790
21
Toray Industries, Inc.
7116
21
The Charles Stark Draper Laboratory, Inc.
943
21
Merck Patent GmbH
5731
19
Murata Manufacturing Co., Ltd.
25776
18
Element 1 Corp.
43
17
Meidensha Corporation
930
17
W. L. Gore & Associates, Inc.
2714
16
Inscripta, Inc., FORMERLY Muse Biotechnology, Inc.
270
15
FUJIFILM Corporation
30543
13
Nitto Denko Corporation
8543
13
Fibracast Ltd.
28
13
MAHLE International GmbH
2918
13
Cytiva US LLC
202
13
MANN+HUMMEL GmbH
1810
12
Other owners 1053