- Sections
- B - Techniques industriellestransports
- B01D - Séparation
- B01D 53/28 - Emploi de substances spécifiées comme agents desséchants
Détention brevets de la classe B01D 53/28
Brevets de cette classe: 552
Historique des publications depuis 10 ans
|
32
|
35
|
28
|
47
|
45
|
41
|
42
|
49
|
42
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Sharp Kabushiki Kaisha | 18724 |
30 |
| Dow Global Technologies LLC | 10394 |
14 |
| Z124 | 72 |
13 |
| Sharp Corporation | 10272 |
12 |
| The School Corporation Kansai University | 170 |
12 |
| Shanghai Hengyuan Macromolecular Materials Co.,Ltd. | 19 |
12 |
| Daikin Industries, Ltd. | 10058 |
9 |
| King Abdullah University of Science and Technology | 1796 |
8 |
| SAES Getters S.p.A. | 322 |
8 |
| The Regents of the University of California | 20035 |
7 |
| Japan Exlan Company Limited | 55 |
7 |
| W.M. Barr & Company, Inc. | 210 |
7 |
| FUJIFILM Corporation | 29506 |
6 |
| Sumitomo Chemical Company, Limited | 9051 |
6 |
| Dynic Corporation | 14 |
6 |
| National University of Singapore | 2460 |
6 |
| Saudi Arabian Oil Company | 13316 |
6 |
| BASF SE | 20961 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31756 |
5 |
| Evonik Operations GmbH | 4147 |
5 |
| Autres propriétaires | 368 |