- 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: 384
10-year publication summary
53
|
41
|
24
|
11
|
11
|
7
|
3
|
2
|
5
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Ecolab USA Inc. | 5190 |
11 |
Miura Co., Ltd. | 287 |
8 |
Organo Corporation | 394 |
8 |
Dow Global Technologies LLC | 10147 |
7 |
Judo Wasseraufbereitung GmbH | 126 |
7 |
Kinetico Incorporated | 184 |
7 |
Uop LLC | 4083 |
6 |
Asahi Glass Company, Limited | 2985 |
6 |
BL Technologies, Inc. | 831 |
6 |
Tokuyama Corporation | 1248 |
6 |
3m Innovative Properties Company | 18406 |
5 |
Panasonic Corporation | 20786 |
5 |
Rohm and Haas Company | 2805 |
5 |
Kurita Water Industries Ltd. | 1110 |
5 |
Nanjing University | 646 |
5 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Evoqua Water Technologies LLC | 904 |
4 |
Orica Australia Pty Ltd | 65 |
4 |
Samsung Electronics Co., Ltd. | 131630 |
3 |
EMD Millipore Corporation | 657 |
3 |
Other owners | 269 |