- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/13 - Platinum group metals
Patent holdings for IPC class B01J 27/13
Total number of patents in this class: 144
10-year publication summary
11
|
13
|
10
|
17
|
17
|
10
|
4
|
6
|
6
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Chevron Phillips Chemical Company LP | 1779 |
14 |
Uop LLC | 4083 |
7 |
Evonik Oxeno GmbH & Co. KG | 278 |
7 |
China Petroleum & Chemical Corporation | 1623 |
4 |
IFP Energies Nouvelles | 2717 |
4 |
Sumitomo Chemical Company, Limited | 8808 |
3 |
Shell Oil Company | 2196 |
3 |
Hanwha Chemical Corporation | 325 |
3 |
N.E. Chemcat Corporation | 193 |
3 |
Stella Chemifa Corporation | 118 |
3 |
Start-catalyst LLC | 3 |
3 |
Bayer MaterialScience AG | 874 |
2 |
Massachusetts Institute of Technology | 9795 |
2 |
Kao Corporation | 4843 |
2 |
Daikin Industries, Ltd. | 9495 |
2 |
Saudi Basic Industries Corporation | 625 |
2 |
Chevron U.S.A. Inc. | 3774 |
2 |
Clariant Catalysts (Japan) K.K. | 28 |
2 |
Eastman Chemical Company | 2239 |
2 |
Ishihara Sangyo Kaisha, Ltd. | 663 |
2 |
Other owners | 72 |