Patent holdings for IPC class B01D 15/40

Total number of patents in this class: 209

10-year publication summary

20
22
43
28
24
17
10
9
11
5
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Waters Technologies Corporation
1705
78
Shimadzu Corporation
6191
23
Agilent Technologies, Inc.
2638
10
Daicel Corporation
2376
9
Supercritical Fluid Technologies, Inc.
16
9
Terrapower Isotopes, LLC
23
6
Genentech, Inc.
4001
4
Cornell University
3330
4
Jamco Corporation
167
4
Novasep Process
30
4
Konica Minolta, Inc.
8789
3
K.d. Pharma Bexbach GmbH
35
3
Separative
13
3
Out and Out Chemistry SPRL
17
2
PIC Solution
5
2
Sekisui Medical Co., Ltd.
667
2
Soluciones Extractivas Alimentarias, S.L.
5
2
Sartorius Chromatography Equipment
31
2
Bridge Farm Nurseries Limited
2
2
Peptistar Inc.
2
2
Other owners 35