- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/30 - Regeneration or reactivation of catalysts comprising compounds of sulfur, selenium or tellurium
Patent holdings for IPC class B01J 27/30
Total number of patents in this class: 16
10-year publication summary
|
1
|
0
|
4
|
3
|
4
|
1
|
0
|
0
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
1 |
| Uop LLC | 4083 |
1 |
| Chevron U.S.A. Inc. | 3774 |
1 |
| Erasteel | 25 |
1 |
| IFP Energies Nouvelles | 2717 |
1 |
| Nippon Oil Corporation | 340 |
1 |
| NOVA Chemicals (International) S.A. | 717 |
1 |
| POSCO | 2222 |
1 |
| Research Institute of Industrial Science & Technology | 378 |
1 |
| Tokyo Institute of Technology | 1367 |
1 |
| University of Pretoria | 123 |
1 |
| Haldor Topsøe A/S | 698 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
1 |
| Mitsubishi Power, Ltd. | 1680 |
1 |
| Shell USA, Inc. | 1074 |
1 |
| Topsoe A/S | 732 |
1 |
| Other owners | 0 |