- Sections
- B - Techniques industrielles; transports
- B01J - Procédés chimiques ou physiques, p.ex. catalyse ou chimie des colloïdes; appareillage approprié
- B01J 29/12 - Métaux nobles
Détention brevets de la classe B01J 29/12
Brevets de cette classe: 256
Historique des publications depuis 10 ans
7
|
12
|
17
|
20
|
19
|
16
|
10
|
10
|
15
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
Proprétaire |
Total
|
Cette classe
|
---|---|---|
ExxonMobil Research And Engineering Company | 2830 |
12 |
The Furukawa Electric Co., Ltd. | 3486 |
12 |
SABIC Global Technologies B.V. | 4044 |
12 |
JX Nippon Oil & Energy Corporation | 1019 |
10 |
Nippon Oil Corporation | 340 |
10 |
Chevron U.S.A. Inc. | 3774 |
8 |
Cosmo Oil Co., Ltd. | 221 |
8 |
Inpex Corporation | 166 |
8 |
Japan Oil, Gas and Metals National Corporation | 222 |
8 |
Japan Petroleum Exploration Co., Ltd. | 178 |
8 |
Exelus, Inc. | 27 |
7 |
Johnson Matthey Public Limited Company | 1852 |
7 |
Saudi Arabian Oil Company | 11322 |
7 |
ExxonMobil Chemical Patents Inc. | 4286 |
6 |
National University Corporation Hokkaido University | 1323 |
6 |
Nippon Steel & Sumikin Engineering Co., Ltd. | 186 |
6 |
BASF Corporation | 2039 |
5 |
National Institute of Advanced Industrial Science and Technology | 3677 |
5 |
China Petroleum & Chemical Corporation | 1623 |
5 |
Toyota Motor Corporation | 28582 |
4 |
Autres propriétaires | 102 |