Détention brevets de la classe C01B 39/40

Brevets de cette classe: 255

Historique des publications depuis 10 ans

14
12
17
9
10
19
24
12
12
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Propriétaires principaux

Proprétaire
Total
Cette classe
Saudi Arabian Oil Company
13814
37
King Abdullah University of Science and Technology
1824
21
ExxonMobil Chemical Patents Inc.
3910
11
BASF SE
21135
10
Chevron U.S.A. Inc.
4044
9
ExxonMobil Research And Engineering Company
2502
7
Aramco Services Company
4147
5
China Petroleum & Chemical Corporation
1993
5
Tosoh Corporation
1354
5
University of Houston System
1106
5
Centre National de La Recherche Scientifique
10801
4
Uop LLC
4273
4
JX Nippon Oil & Energy Corporation
978
4
Research Institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd.
4
4
SSI New Material (Zhenjiang) Co., Ltd.
62
4
The Regents of the University of California
20355
3
NGK Insulators, Ltd.
5192
3
Dalian Institute of Chemical Physics, Chinese Academy of Sciences
685
3
Dalian University of Technology
1562
3
Ohio State Innovation Foundation
2261
3
Autres propriétaires 105