- Sections
- B - Techniques industriellestransports
- B01D - Séparation
- B01D 71/14 - Esters d'acides organiques
Détention brevets de la classe B01D 71/14
Brevets de cette classe: 36
Historique des publications depuis 10 ans
|
3
|
4
|
5
|
6
|
2
|
5
|
2
|
2
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Daicel Corporation | 2256 |
8 |
| Toray Industries, Inc. | 6864 |
7 |
| Sartorius Stedim Biotech GmbH | 807 |
2 |
| Hangzhou Cobetter Filtration Equipment Co., Ltd | 25 |
2 |
| Daicen Membrane-systems Ltd. | 21 |
1 |
| Dalian University of Technology | 1466 |
1 |
| GE Healthcare Bio-Sciences AB | 552 |
1 |
| KB Seiren, Ltd. | 99 |
1 |
| Metrohm AG | 31 |
1 |
| Nanopareil, LLC | 15 |
1 |
| National University Corporation Kobe University | 502 |
1 |
| Renaissance Energy Research Corporation | 60 |
1 |
| Teijin Limited | 1234 |
1 |
| Toyobo Co., Ltd. | 2431 |
1 |
| Whatman GmbH | 6 |
1 |
| KC Harvey Environmental, LLC | 2 |
1 |
| Nissan Chemical Corporation | 1892 |
1 |
| Fluid Technology Solutions (fts), Inc. | 19 |
1 |
| Global Life Sciences Solutions Germany GmbH | 79 |
1 |
| Union Korea Life Sciences Inc. | 6 |
1 |
| Autres propriétaires | 1 |