- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 32/205 - Préparation
Détention brevets de la classe C01B 32/205
Brevets de cette classe: 741
Historique des publications depuis 10 ans
|
20
|
52
|
61
|
54
|
55
|
52
|
77
|
128
|
102
|
114
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Kaneka Corporation | 4841 |
36 |
| PI Advanced Materials Co., Ltd. | 235 |
20 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4055 |
18 |
| SGL Carbon SE | 412 |
15 |
| Carbon Holdings Intellectual Properties, LLC | 67 |
14 |
| Contemporary Amperex Technology Co., Limited | 10746 |
12 |
| Nippon Kornmeyer Carbon Group GmbH | 24 |
12 |
| LG Energy Solution, Ltd. | 19856 |
12 |
| POSCO Future M Co., Ltd. | 151 |
12 |
| ExxonMobil Technology and Engineering Company | 1440 |
10 |
| BTR New Material Group Co., Ltd. | 296 |
9 |
| Carbonscape Limited | 26 |
8 |
| JFE Chemical Corporation | 124 |
8 |
| Resonac Corporation | 3781 |
8 |
| Showa Denko K.K. | 2047 |
7 |
| Global Graphene Group, Inc. | 249 |
7 |
| Hazer Group Ltd | 20 |
7 |
| Research Institute of Industrial Science & Technology | 575 |
7 |
| ENEOS Corporation | 726 |
7 |
| Ningde Xicheng Technology Co., Ltd. | 12 |
7 |
| Autres propriétaires | 505 |