- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 33/12 - SiliceSes hydrates, p. ex. acide silicique lépidoïque
Détention brevets de la classe C01B 33/12
Brevets de cette classe: 1124
Historique des publications depuis 10 ans
|
51
|
75
|
60
|
79
|
76
|
70
|
54
|
45
|
60
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Evonik Operations GmbH | 4226 |
30 |
| Rhodia Operations | 1531 |
25 |
| JGC Catalysts and Chemicals Ltd. | 257 |
20 |
| Agc, Inc. | 5253 |
16 |
| Versum Materials US, LLC | 661 |
13 |
| Sumitomo Chemical Company, Limited | 9048 |
11 |
| Shin-Etsu Chemical Co., Ltd. | 5911 |
11 |
| Samsung SDI Co., Ltd. | 9627 |
10 |
| DIC Corporation | 3897 |
10 |
| Denka Company Limited | 2690 |
9 |
| Saudi Arabian Oil Company | 13937 |
9 |
| Tokuyama Corporation | 1449 |
9 |
| The Regents of the University of California | 20502 |
8 |
| Kao Corporation | 5020 |
8 |
| National Institute of Advanced Industrial Science and Technology | 3795 |
8 |
| AGC Si-Tech Co., Ltd. | 69 |
8 |
| Nippon Sheet Glass Company, Limited | 960 |
8 |
| BASF SE | 21147 |
7 |
| Evonik Degussa GmbH | 1424 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33375 |
7 |
| Autres propriétaires | 890 |