- Sections
- B - Techniques industriellestransports
- B01J - Procédés chimiques ou physiques, p. ex. catalyse ou chimie des colloïdesappareillage approprié
- B01J 29/12 - Métaux nobles
Détention brevets de la classe B01J 29/12
Brevets de cette classe: 267
Historique des publications depuis 10 ans
|
11
|
16
|
19
|
18
|
16
|
9
|
8
|
15
|
11
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| The Furukawa Electric Co., Ltd. | 3679 |
12 |
| ExxonMobil Research And Engineering Company | 2564 |
11 |
| SABIC Global Technologies B.V. | 4359 |
11 |
| JX Nippon Oil & Energy Corporation | 999 |
10 |
| Nippon Oil Corporation | 281 |
10 |
| Saudi Arabian Oil Company | 13316 |
9 |
| Chevron U.S.A. Inc. | 3981 |
8 |
| Cosmo Oil Co., Ltd. | 207 |
8 |
| Inpex Corporation | 162 |
8 |
| Japan Oil, Gas and Metals National Corporation | 211 |
8 |
| Japan Petroleum Exploration Co., Ltd. | 163 |
8 |
| Exelus, Inc. | 31 |
7 |
| ExxonMobil Chemical Patents Inc. | 3977 |
6 |
| China Petroleum & Chemical Corporation | 1907 |
6 |
| Johnson Matthey Public Limited Company | 1866 |
6 |
| National University Corporation Hokkaido University | 1344 |
6 |
| Nippon Steel & Sumikin Engineering Co., Ltd. | 184 |
6 |
| ExxonMobil Technology and Engineering Company | 1098 |
5 |
| Toyota Motor Corporation | 32681 |
4 |
| National Institute of Advanced Industrial Science and Technology | 3797 |
4 |
| Autres propriétaires | 114 |