- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir 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: 1213
10-year publication summary
|
95
|
83
|
111
|
75
|
59
|
64
|
63
|
70
|
67
|
91
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IFP Energies Nouvelles | 2974 |
52 |
| BASF SE | 21072 |
45 |
| BP p.l.c. | 517 |
42 |
| Shell Internationale Research Maatschappij B.V. | 3537 |
27 |
| ExxonMobil Chemical Patents Inc. | 3949 |
26 |
| Shell USA, Inc. | 1245 |
24 |
| Sasol Technology (Proprietary) Limited | 219 |
23 |
| Saudi Arabian Oil Company | 13622 |
23 |
| Shell Oil Company | 2134 |
22 |
| Johnson Matthey Public Limited Company | 1779 |
21 |
| Clariant International Ltd. | 929 |
19 |
| SABIC Global Technologies B.V. | 4396 |
15 |
| Archer Daniels Midland Company | 1131 |
14 |
| Chevron U.S.A. Inc. | 4014 |
13 |
| Johnson Matthey Davy Technologies Limited | 393 |
12 |
| China Petroleum & Chemical Corporation | 1942 |
11 |
| The Furukawa Electric Co., Ltd. | 3704 |
10 |
| BASF Corporation | 1713 |
9 |
| King Fahd University of Petroleum and Minerals | 1362 |
9 |
| Kao Corporation | 5001 |
8 |
| Other owners | 788 |