- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 27/04 - Sulfides
Patent holdings for IPC class B01J 27/04
Total number of patents in this class: 238
10-year publication summary
|
10
|
16
|
29
|
12
|
12
|
15
|
15
|
9
|
13
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3397 |
14 |
| Shell Oil Company | 2067 |
14 |
| Chevron U.S.A. Inc. | 4145 |
11 |
| Soochow University | 1785 |
11 |
| Hydrocarbon Technology & Innovation, LLC | 51 |
8 |
| SABIC Global Technologies B.V. | 4605 |
6 |
| Uop LLC | 4388 |
4 |
| Northwestern University | 3546 |
4 |
| IFP Energies Nouvelles | 3098 |
4 |
| Imam Abdulrahman Bin Faisal University | 614 |
4 |
| BASF SE | 21318 |
3 |
| Honda Motor Co., Ltd. | 26064 |
3 |
| William Marsh Rice University | 1073 |
3 |
| LG Chem, Ltd. | 17937 |
2 |
| Panasonic Corporation | 18951 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4023 |
2 |
| Corning Incorporated | 10514 |
2 |
| ExxonMobil Chemical Patents Inc. | 3773 |
2 |
| Tsinghua University | 6222 |
2 |
| Lawrence Livermore National Security, LLC | 1978 |
2 |
| Other owners | 135 |