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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: 174

10-year publication summary

14
14
5
14
8
8
6
4
5
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Dionex Corporation
326
9
Corning Incorporated
10387
7
Lanxess Deutschland GmbH
1111
6
Organo Corporation
507
4
Rio Tinto Iron and Titanium Canada Inc.
19
4
Evoqua Water Technologies LLC
922
3
Kabushiki Kaisha F.C.C.
387
3
DDP Specialty Electronic Materials US 8 LLC
159
3
Schlumberger Canada Limited
7432
2
3m Innovative Properties Company
17730
2
Mitsubishi Heavy Industries, Ltd.
8875
2
Dow Global Technologies LLC
10555
2
Board of Regents, The University of Texas System
5938
2
BL Technologies, Inc.
838
2
GE Healthcare Bio-Sciences AB
531
2
Hamilton Sundstrand Space Systems International, Inc.
105
2
Klinge Chemicals Ltd.
3
2
Kurita Water Industries Ltd.
1230
2
Rasa Industries, Ltd.
21
2
Saltworks Technologies Inc.
95
2
Other owners 111

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