- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 49/00 - Regeneration or reactivation of ion-exchangers; Apparatus therefor
Patent holdings for IPC class B01J 49/00
Total number of patents in this class: 377
10-year publication summary
|
41
|
24
|
11
|
11
|
7
|
3
|
2
|
5
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5336 |
11 |
| Miura Co., Ltd. | 290 |
8 |
| Organo Corporation | 436 |
8 |
| Dow Global Technologies LLC | 10143 |
7 |
| Judo Wasseraufbereitung GmbH | 134 |
7 |
| Kinetico Incorporated | 168 |
7 |
| Uop LLC | 4187 |
6 |
| Asahi Glass Company, Limited | 2885 |
6 |
| BL Technologies, Inc. | 844 |
6 |
| Tokuyama Corporation | 1340 |
6 |
| 3m Innovative Properties Company | 17955 |
5 |
| Panasonic Corporation | 20327 |
5 |
| Rohm and Haas Company | 2847 |
5 |
| Evoqua Water Technologies LLC | 905 |
5 |
| Kurita Water Industries Ltd. | 1150 |
5 |
| Nanjing University | 692 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8515 |
4 |
| EMD Millipore Corporation | 654 |
3 |
| Afira IPR B.V. | 4 |
3 |
| Fluid Energy Group Ltd. | 68 |
3 |
| Other owners | 262 |