- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/04 - Sulfides
Patent holdings for IPC class B01J 27/04
Total number of patents in this class: 216
10-year publication summary
|
12
|
10
|
16
|
29
|
12
|
12
|
15
|
15
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3722 |
16 |
| Shell Oil Company | 2153 |
14 |
| Chevron U.S.A. Inc. | 3856 |
13 |
| Soochow University | 1718 |
10 |
| SABIC Global Technologies B.V. | 4203 |
6 |
| Hydrocarbon Technology & Innovation, LLC | 48 |
5 |
| BASF SE | 20432 |
4 |
| Northwestern University | 3276 |
4 |
| IFP Energies Nouvelles | 2829 |
4 |
| Imam Abdulrahman Bin Faisal University | 467 |
4 |
| Honda Motor Co., Ltd. | 24866 |
3 |
| Uop LLC | 4188 |
3 |
| William Marsh Rice University | 973 |
3 |
| LG Chem, Ltd. | 17639 |
2 |
| Panasonic Corporation | 20315 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4043 |
2 |
| Corning Incorporated | 10125 |
2 |
| ExxonMobil Chemical Patents Inc. | 4114 |
2 |
| Tsinghua University | 5705 |
2 |
| Agency for Science, Technology and Research | 3561 |
2 |
| Other owners | 113 |