- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 39/38 - Type ZSM-5
Détention brevets de la classe C01B 39/38
Brevets de cette classe: 251
Historique des publications depuis 10 ans
|
18
|
14
|
20
|
24
|
8
|
18
|
7
|
16
|
12
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| China Petroleum & Chemical Corporation | 1858 |
14 |
| Saudi Arabian Oil Company | 12785 |
13 |
| Research Institute of Petroleum Processing, Sinopec | 372 |
10 |
| NGK Insulators, Ltd. | 4895 |
9 |
| ExxonMobil Chemical Patents Inc. | 4041 |
9 |
| Korea Research Institute of Chemical Technology | 1367 |
7 |
| SSI New Material (Zhenjiang) Co., Ltd. | 51 |
7 |
| BASF SE | 20694 |
6 |
| ExxonMobil Research And Engineering Company | 2597 |
5 |
| PetroChina Company Limited | 658 |
5 |
| Tosoh Corporation | 1259 |
5 |
| The Regents of the University of California | 19780 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 30769 |
4 |
| Chevron U.S.A. Inc. | 3912 |
4 |
| Mitsubishi Chemical Corporation | 4475 |
4 |
| China National Petroleum Corporation | 404 |
4 |
| Industry-University Cooperation Foundation Sogang University | 193 |
4 |
| King Fahd University of Petroleum and Minerals | 1130 |
4 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1912 |
3 |
| Arkema France | 3983 |
3 |
| Autres propriétaires | 127 |