- 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
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3
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4
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5
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6
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2
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5
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2
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2
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6
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Daicel Corporation | 2323 |
8 |
| Toray Industries, Inc. | 6867 |
7 |
| Sartorius Stedim Biotech GmbH | 823 |
2 |
| Hangzhou Cobetter Filtration Equipment Co., Ltd | 26 |
2 |
| Daicen Membrane-systems Ltd. | 23 |
1 |
| Dalian University of Technology | 1504 |
1 |
| GE Healthcare Bio-Sciences AB | 547 |
1 |
| KB Seiren, Ltd. | 98 |
1 |
| Metrohm AG | 33 |
1 |
| Nanopareil, LLC | 14 |
1 |
| National University Corporation Kobe University | 517 |
1 |
| Renaissance Energy Research Corporation | 60 |
1 |
| Teijin Limited | 1234 |
1 |
| Toyobo Co., Ltd. | 2477 |
1 |
| Whatman GmbH | 6 |
1 |
| KC Harvey Environmental, LLC | 2 |
1 |
| Nissan Chemical Corporation | 1959 |
1 |
| Fluid Technology Solutions (fts), Inc. | 20 |
1 |
| Global Life Sciences Solutions Germany GmbH | 78 |
1 |
| Union Korea Life Sciences Inc. | 6 |
1 |
| Autres propriétaires | 1 |