- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 32/28 - Post-traitement, p. ex. purification, irradiation, séparation ou récupération
Détention brevets de la classe C01B 32/28
Brevets de cette classe: 284
Historique des publications depuis 10 ans
|
12
|
21
|
17
|
31
|
28
|
38
|
34
|
22
|
18
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Daicel Corporation | 2450 |
63 |
| Schlumberger Technology Corporation | 11423 |
14 |
| Kyoto University | 2882 |
8 |
| Schlumberger Canada Limited | 7552 |
7 |
| Diamond Innovations, Inc. | 234 |
6 |
| Element Six Technologies Limited | 203 |
6 |
| S.W. Chemicals Co. Ltd. | 7 |
6 |
| Schlumberger Technology B.v. | 5265 |
5 |
| Sumitomo Electric Industries, Ltd. | 16034 |
5 |
| National Institute of Advanced Industrial Science and Technology | 3801 |
5 |
| Services Petroliers Schlumberger | 5969 |
5 |
| US Synthetic Corporation | 616 |
5 |
| Element Six (UK) Limited | 224 |
5 |
| Carbodeon Ltd Oy | 27 |
4 |
| The University of Warwick | 254 |
4 |
| Halliburton Energy Services, Inc. | 21151 |
3 |
| The Regents of the University of California | 20494 |
3 |
| Applied Materials, Inc. | 19887 |
3 |
| Kyushu Institute of Technology | 293 |
3 |
| IIA Technologies Pte. Ltd. | 13 |
3 |
| Autres propriétaires | 121 |