Patent holdings for IPC class B01J 41/05

Total number of patents in this class: 214

10-year publication summary

8
18
26
33
21
18
24
16
20
28
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Organo Corporation
507
22
Kurita Water Industries Ltd.
1230
11
Emerging Compounds Treatment Technologies, Inc.
38
11
The Trustees of the University of Pennsylvania
4384
10
Dionex Corporation
326
7
Rohm and Haas Company
2934
5
Dow Global Technologies LLC
10555
5
Stora Enso Oyj
1665
5
3m Innovative Properties Company
17730
4
Northwestern University
3452
4
DDP Specialty Electronic Materials US, LLC
843
4
Daikin Industries, Ltd.
10166
3
Bayer AS
37
3
Carbon Sink Inc.
32
3
Donaldson Company, Inc.
1589
3
Nomura Micro Science Co., Ltd.
79
3
Waters Technologies Corporation
1746
3
Agua DB Ltd
3
3
Panasonic Intellectual Property Management Co., Ltd.
32457
2
W. L. Gore & Associates, Inc.
2724
2
Other owners 101