- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 49/09 - Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds of mixed beds
Patent holdings for IPC class B01J 49/09
Total number of patents in this class: 16
10-year publication summary
|
1
|
0
|
1
|
6
|
1
|
2
|
3
|
0
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kurita Water Industries Ltd. | 1110 |
4 |
| Organo Corporation | 394 |
3 |
| Ecolab USA Inc. | 5190 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Rohm and Haas Company | 2805 |
1 |
| Korea Institute of Machinery & Materials | 677 |
1 |
| Nanjing Normal University | 66 |
1 |
| Ovivo Inc. | 137 |
1 |
| Nanjing University & Yancheng Academy of Environmental Protection Technology and Engineering | 23 |
1 |
| Huaneng (fujian Zhang Zhou) Energy Co., Ltd | 9 |
1 |
| Other owners | 0 |