- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 37/18 - Reducing with gases containing free hydrogen
Patent holdings for IPC class B01J 37/18
Total number of patents in this class: 1070
10-year publication summary
81
|
100
|
86
|
118
|
80
|
60
|
68
|
64
|
73
|
24
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
IFP Energies Nouvelles | 2717 |
46 |
BASF SE | 19740 |
36 |
BP p.l.c. | 498 |
31 |
ExxonMobil Chemical Patents Inc. | 4286 |
26 |
Shell Internationale Research Maatschappij B.V. | 3792 |
25 |
Sasol Technology (Proprietary) Limited | 250 |
25 |
Johnson Matthey Public Limited Company | 1852 |
24 |
Shell Oil Company | 2196 |
22 |
Saudi Arabian Oil Company | 11322 |
22 |
Shell USA, Inc. | 1074 |
22 |
Clariant International Ltd. | 978 |
18 |
Archer Daniels Midland Company | 1164 |
14 |
SABIC Global Technologies B.V. | 4044 |
12 |
Chevron U.S.A. Inc. | 3774 |
11 |
China Petroleum & Chemical Corporation | 1623 |
10 |
Kao Corporation | 4843 |
9 |
ExxonMobil Research And Engineering Company | 2830 |
8 |
BASF Corporation | 2039 |
8 |
The Furukawa Electric Co., Ltd. | 3486 |
8 |
UChicago Argonne, LLC | 866 |
8 |
Other owners | 685 |