Détention brevets de la classe B01J 29/70

Brevets de cette classe: 2077

Historique des publications depuis 10 ans

152
166
218
200
176
136
126
103
105
49
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
Chevron U.S.A. Inc.
3939
191
ExxonMobil Chemical Patents Inc.
4016
124
BASF SE
20874
102
ExxonMobil Research And Engineering Company
2589
100
Johnson Matthey Public Limited Company
1847
97
Saudi Arabian Oil Company
12911
81
Uop LLC
4240
73
China Petroleum & Chemical Corporation
1881
50
BASF Mobile Emissions Catalysts LLC
397
42
IFP Energies Nouvelles
2942
41
BASF Corporation
1717
40
ExxonMobil Technology and Engineering Company
1057
39
Dow Global Technologies LLC
10385
37
Umicore AG & Co. KG
858
29
Dalian Institute of Chemical Physics, Chinese Academy of Sciences
675
28
Mitsui Mining & Smelting Co., Ltd.
1472
24
Tosoh Corporation
1278
23
Universidad Politecnica de Valencia
534
23
California Institute of Technology
3973
21
Research Institute of Petroleum Processing, Sinopec
371
17
Autres propriétaires 895