- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/20 - Carbon compounds
Patent holdings for IPC class B01J 27/20
Total number of patents in this class: 168
10-year publication summary
|
11
|
11
|
9
|
15
|
11
|
15
|
9
|
4
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10102 |
6 |
| Umicore AG & Co. KG | 860 |
6 |
| LG Chem, Ltd. | 17639 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3722 |
3 |
| Shell Oil Company | 2153 |
3 |
| Uop LLC | 4188 |
3 |
| Alma Mater Studiorum - Universita di Bologna | 395 |
3 |
| Celanese International Corporation | 912 |
3 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 642 |
3 |
| Korea Institute of Energy Research | 831 |
3 |
| Universite de Strasbourg | 663 |
3 |
| Versalis S.P.A. | 539 |
3 |
| William Marsh Rice University | 973 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13086 |
3 |
| The Regents of the University of California | 19517 |
2 |
| Board of Trustees of the University of Arkansas | 787 |
2 |
| BP Europa SE | 120 |
2 |
| Breton SpA | 96 |
2 |
| Cataler Corporation | 563 |
2 |
| Guangdong University of Technology | 528 |
2 |
| Other owners | 107 |