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  • All sections
  • B - Performing operationstransporting
  • B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
  • B01J 47/00 - Ion-exchange processes in generalApparatus therefor

Patent holdings for IPC class B01J 47/00

Total number of patents in this class: 175

10-year publication summary

16
6
16
9
11
8
5
5
4
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Dionex Corporation
329
9
Corning Incorporated
10467
7
Lanxess Deutschland GmbH
1142
6
Organo Corporation
534
5
Rio Tinto Iron and Titanium Canada Inc.
18
4
Evoqua Water Technologies LLC
931
3
Kabushiki Kaisha F.C.C.
401
3
DDP Specialty Electronic Materials US 8 LLC
151
3
Schlumberger Canada Limited
7587
2
3m Innovative Properties Company
17491
2
Mitsubishi Heavy Industries, Ltd.
9045
2
Dow Global Technologies LLC
10858
2
Board of Regents, The University of Texas System
6070
2
BL Technologies, Inc.
841
2
Gambro Lundia AB
1367
2
GE Healthcare Bio-Sciences AB
514
2
Hamilton Sundstrand Space Systems International, Inc.
107
2
Klinge Chemicals Ltd.
3
2
Kurita Water Industries Ltd.
1271
2
Rasa Industries, Ltd.
23
2
Other owners 111

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