Détention brevets de la classe B01D 71/72

Brevets de cette classe: 77

Historique des publications depuis 10 ans

4
2
6
13
2
9
7
11
2
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Asahi Kasei Kabushiki Kaisha
2838
7
Promerus, LLC
151
4
Solvay Specialty Polymers USA, LLC
504
4
The Regents of the University of California
20790
3
Sumitomo Chemical Company, Limited
8968
3
Saudi Arabian Oil Company
14275
3
BASF SE
21318
2
Massachusetts Institute of Technology
10259
2
Ip2ipo Innovations Limited
171
2
Twelve Benefit Corporation
151
2
Corning Incorporated
10514
1
Uop LLC
4388
1
Board of Regents, The University of Texas System
6127
1
Toray Industries, Inc.
7116
1
Agency for Science, Technology and Research
3744
1
Georgia Tech Research Corporation
2954
1
W. L. Gore & Associates, Inc.
2714
1
Korea Advanced Institute of Science and Technology
4675
1
Aramco Services Company
4194
1
Asahi Kasei Fibers Corporation
91
1
Autres propriétaires 35