Patent holdings for IPC class B01F 21/20

Total number of patents in this class: 114

10-year publication summary

2
4
0
11
6
13
15
33
20
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Ecolab USA Inc.
5336
9
King Technology, Inc.
257
9
NxStage Medical, Inc.
299
4
Brine Masters, LLC
5
4
Novo Integrated Sciences, Inc.
12
3
Innovative Water Care, LLC
320
3
Hydrogen Tech IP Pty Limited AS Trustee for Hydrogen Tech IP Trust
3
3
BOTTIN, Marcelo
3
3
FARIA, Bruno Pires
3
3
DSM IP Assets B.V.
5819
2
2B1K Imports Pty Ltd
17
2
AMOREPACIFIC Corporation
2776
2
Hydro Magic LLC
3
2
Isopure, Corp.
18
2
I.v.a.r. S.p.A.
73
2
Seko S.p.A.
49
2
Graff Pehrson Vesterager GmbH
5
2
Vivonic GmbH
39
2
Dispensa Holdings LLC
6
2
Fen Global Ltd
4
2
Other owners 51