- 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: 257
Historique des publications depuis 10 ans
|
17
|
14
|
19
|
24
|
8
|
17
|
6
|
15
|
12
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Saudi Arabian Oil Company | 13600 |
16 |
| China Petroleum & Chemical Corporation | 1941 |
15 |
| ExxonMobil Chemical Patents Inc. | 3954 |
9 |
| Research Institute of Petroleum Processing, Sinopec | 369 |
9 |
| NGK Insulators, Ltd. | 5134 |
7 |
| Korea Research Institute of Chemical Technology | 1408 |
7 |
| Tosoh Corporation | 1332 |
7 |
| SSI New Material (Zhenjiang) Co., Ltd. | 51 |
7 |
| BASF SE | 21083 |
6 |
| ExxonMobil Research And Engineering Company | 2542 |
5 |
| PetroChina Company Limited | 722 |
5 |
| The Regents of the University of California | 20245 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 32296 |
4 |
| Chevron U.S.A. Inc. | 4013 |
4 |
| Mitsubishi Chemical Corporation | 4596 |
4 |
| China National Petroleum Corporation | 472 |
4 |
| Industry-University Cooperation Foundation Sogang University | 193 |
4 |
| King Fahd University of Petroleum and Minerals | 1352 |
4 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1962 |
3 |
| Aramco Services Company | 4083 |
3 |
| Autres propriétaires | 130 |