- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/46 - Removing components of defined structure
Patent holdings for IPC class B01D 53/46
Total number of patents in this class: 370
10-year publication summary
|
8
|
15
|
21
|
15
|
7
|
13
|
11
|
25
|
49
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kanken Techno Co., Ltd. | 62 |
11 |
| Ebara Corporation | 2214 |
6 |
| Chevron U.S.A. Inc. | 4011 |
5 |
| Ecolab USA Inc. | 5559 |
5 |
| General Electric Technology GmbH | 1372 |
5 |
| Massachusetts Institute of Technology | 10131 |
4 |
| Uop LLC | 4248 |
4 |
| Georgia Tech Research Corporation | 2807 |
4 |
| The Babcock & Wilcox Company | 146 |
4 |
| Nippon Electric Glass Co., Ltd. | 2475 |
4 |
| Taiyo Nippon Sanso Corporation | 365 |
4 |
| Yara International ASA | 860 |
4 |
| FUJIFILM Corporation | 29742 |
3 |
| Industrial Technology Research Institute | 5086 |
3 |
| Asahi Glass Company, Limited | 2743 |
3 |
| Commonwealth Scientific and Industrial Research Organisation | 1671 |
3 |
| IFP Energies Nouvelles | 2968 |
3 |
| Praxair Technology, Inc. | 1280 |
3 |
| Carbonfree Chemicals Holdings, LLC | 33 |
3 |
| GE Infrastructure Technology, LLC | 6196 |
3 |
| Other owners | 286 |