Patent holdings for IPC class B01J 41/05

Total number of patents in this class: 199

10-year publication summary

8
22
26
34
21
18
27
16
21
11
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Organo Corporation
457
21
Kurita Water Industries Ltd.
1187
11
Emerging Compounds Treatment Technologies, Inc.
37
11
The Trustees of the University of Pennsylvania
4315
9
Dow Global Technologies LLC
10384
7
Dionex Corporation
329
7
Rohm and Haas Company
2910
5
Stora Enso Oyj
1616
5
3m Innovative Properties Company
17855
4
Northwestern University
3366
4
Bayer AS
37
4
Daikin Industries, Ltd.
9971
3
Carbon Sink Inc.
31
3
Donaldson Company, Inc.
1598
3
Nomura Micro Science Co., Ltd.
76
3
Agua DB Ltd
3
3
Panasonic Intellectual Property Management Co., Ltd.
31022
2
W. L. Gore & Associates, Inc.
2673
2
Mayo Foundation for Medical Education and Research
3191
2
Aquanano LLC
4
2
Other owners 88