- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 39/00 - Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
Patent holdings for IPC class B01J 39/00
Total number of patents in this class: 80
10-year publication summary
12
|
4
|
7
|
2
|
5
|
4
|
5
|
0
|
5
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Companhia Vale do Rio Doce | 18 |
4 |
Kaneka Corporation | 4445 |
2 |
Everclear Solutions, Inc. | 2 |
2 |
Temasek Polytechnic | 53 |
2 |
Geolith | 5 |
2 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Hitachi, Ltd. | 16452 |
1 |
Monsanto Technology LLC | 7905 |
1 |
Sumitomo Chemical Company, Limited | 8808 |
1 |
NGK Insulators, Ltd. | 4589 |
1 |
Saudi Basic Industries Corporation | 625 |
1 |
Siemens Energy, Inc. | 1770 |
1 |
Asahi Glass Company, Limited | 2985 |
1 |
Northwestern University | 3112 |
1 |
ADA-ES, Inc. | 15 |
1 |
Amalgamated Research LLC | 16 |
1 |
Australian Nuclear Science and Technology Organisation | 71 |
1 |
B.G. Negev Technologies and Applications Ltd., at Ben-gurion University | 291 |
1 |
Bio-Rad Laboratories, Inc. | 1592 |
1 |
BL Technologies, Inc. | 831 |
1 |
Other owners | 53 |