- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 39/54 - Phosphates, p. ex. composés APO ou SAPO
Détention brevets de la classe C01B 39/54
Brevets de cette classe: 326
Historique des publications depuis 10 ans
|
38
|
27
|
38
|
24
|
4
|
7
|
9
|
8
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Uop LLC | 4273 |
61 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 685 |
32 |
| NGK Insulators, Ltd. | 5205 |
19 |
| Johnson Matthey Public Limited Company | 1737 |
19 |
| China Petroleum & Chemical Corporation | 1997 |
14 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 266 |
11 |
| ExxonMobil Chemical Patents Inc. | 3887 |
8 |
| Chevron U.S.A. Inc. | 4048 |
8 |
| Ibiden Co., Ltd. | 1692 |
8 |
| Dow Global Technologies LLC | 10701 |
7 |
| California Institute of Technology | 4010 |
6 |
| BASF SE | 21134 |
5 |
| BASF Corporation | 1695 |
5 |
| Mitsubishi Chemical Corporation | 4666 |
5 |
| ExxonMobil Research And Engineering Company | 2497 |
4 |
| Tosoh Corporation | 1355 |
4 |
| BASF (China) Co., Ltd. | 865 |
4 |
| ExxonMobil Technology and Engineering Company | 1236 |
4 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1416 |
3 |
| IFP Energies Nouvelles | 3006 |
3 |
| Autres propriétaires | 96 |