- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 41/04 - Processes using organic exchangers
Patent holdings for IPC class B01J 41/04
Total number of patents in this class: 178
10-year publication summary
12
|
18
|
21
|
10
|
9
|
12
|
9
|
10
|
18
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Organo Corporation | 394 |
8 |
Asahi Glass Company, Limited | 2985 |
6 |
Dionex Corporation | 320 |
6 |
Dow Global Technologies LLC | 10147 |
4 |
Kurita Water Industries Ltd. | 1110 |
4 |
Lanxess Deutschland GmbH | 1104 |
4 |
Chemra GmbH | 4 |
4 |
BASF SE | 19740 |
3 |
Sony Corporation | 32931 |
3 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
3 |
Merck Patent GmbH | 5909 |
3 |
FUJIFILM Corporation | 27102 |
3 |
Rohm and Haas Company | 2805 |
3 |
GE Healthcare Bio-Sciences AB | 570 |
3 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
3 |
Nomura Micro Science Co., Ltd. | 67 |
3 |
Resintech, Inc | 12 |
3 |
Daikin Industries, Ltd. | 9495 |
2 |
Astom Corporation | 31 |
2 |
The Chemours Company Fc, LLC | 1107 |
2 |
Other owners | 106 |