- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 71/46 - Epoxy resins
Patent holdings for IPC class B01D 71/46
Total number of patents in this class: 49
10-year publication summary
|
0
|
4
|
6
|
4
|
4
|
1
|
2
|
1
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 8358 |
6 |
| 3m Innovative Properties Company | 17653 |
3 |
| ExxonMobil Research And Engineering Company | 2520 |
3 |
| Creatv Microtech, Inc. | 61 |
3 |
| Kimberly-clark Worldwide, Inc. | 5321 |
2 |
| FUJIFILM Corporation | 29871 |
2 |
| Corning Incorporated | 10371 |
2 |
| Dow Global Technologies LLC | 10587 |
2 |
| Georgia Tech Research Corporation | 2836 |
2 |
| Central Glass Company, Limited | 1271 |
2 |
| Porifera, Inc. | 69 |
2 |
| BASF SE | 21101 |
1 |
| The Regents of the University of California | 20296 |
1 |
| Hitachi Chemical Company, Ltd. | 2315 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 32590 |
1 |
| Board of Regents, The University of Texas System | 5947 |
1 |
| Acib GmbH | 25 |
1 |
| Amogreentech Co., Ltd. | 619 |
1 |
| Celgard, LLC | 319 |
1 |
| FUJIFILM Manufacturing Europe B.V. | 257 |
1 |
| Other owners | 11 |