- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 49/30 - Electrical regeneration
Patent holdings for IPC class B01J 49/30
Total number of patents in this class: 22
10-year publication summary
3
|
2
|
0
|
2
|
0
|
1
|
2
|
4
|
4
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Schlumberger Canada Limited | 6913 |
2 |
Hatch Ltd. | 219 |
2 |
Zhejiang University | 2619 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
Schlumberger Technology Corporation | 9690 |
1 |
Schlumberger Technology B.v. | 4951 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Council of Scientific & Industrial Research | 1397 |
1 |
Dionex Corporation | 320 |
1 |
Eurodia Industrie S.A. | 5 |
1 |
Nrgtek, Inc. | 10 |
1 |
Services Petroliers Schlumberger | 5426 |
1 |
Zhejiang Qinyuan Water Treatment S. T. Co. Ltd. | 19 |
1 |
Framatome GmbH | 246 |
1 |
Aclarity, Inc. | 15 |
1 |
Erix Solutions Corporation | 1 |
1 |
Avsalt AB | 3 |
1 |
Ionic Water Technologies, LLC | 16 |
1 |
Unilever Global IP Limited | 1949 |
1 |
Other owners | 0 |