Patent holdings for IPC class B01D 15/40

Total number of patents in this class: 209

10-year publication summary

24
45
29
24
17
10
10
11
6
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Waters Technologies Corporation
1799
78
Shimadzu Corporation
6370
23
Agilent Technologies, Inc.
2640
11
Daicel Corporation
2555
10
Supercritical Fluid Technologies, Inc.
19
10
Terrapower Isotopes, LLC
33
6
Jamco Corporation
173
5
Genentech, Inc.
4119
4
Cornell University
3444
4
Konica Minolta, Inc.
9159
3
Separative
12
3
K.d. Pharma Bexbach GmbH
35
2
Out and Out Chemistry SPRL
18
2
PIC Solution
5
2
Sekisui Medical Co., Ltd.
701
2
Soluciones Extractivas Alimentarias, S.L.
5
2
Sartorius Chromatography Equipment
29
2
Bridge Farm Nurseries Limited
2
2
Peptistar Inc.
3
2
F. Hoffmann-La Roche AG
7800
1
Other owners 35