- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 31/34 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups of chromium, molybdenum or tungsten
Patent holdings for IPC class B01J 31/34
Total number of patents in this class: 187
10-year publication summary
16
|
10
|
8
|
10
|
21
|
20
|
20
|
9
|
8
|
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 |
29 |
LG Chem, Ltd. | 17205 |
10 |
IFP Energies Nouvelles | 2717 |
8 |
ExxonMobil Research And Engineering Company | 2830 |
6 |
Kao Corporation | 4843 |
5 |
ExxonMobil Chemical Patents Inc. | 4286 |
5 |
Mitsubishi Chemical Corporation | 4313 |
5 |
China Petroleum & Chemical Corporation | 1623 |
5 |
JX Nippon Oil & Energy Corporation | 1019 |
4 |
Osaka University | 3143 |
4 |
Shell USA, Inc. | 1074 |
4 |
Massachusetts Institute of Technology | 9795 |
3 |
Mitsui Chemicals, Inc. | 3134 |
3 |
Basell Polyolefine GmbH | 575 |
3 |
Cosmo Oil Co., Ltd. | 221 |
3 |
SABIC Global Technologies B.V. | 4044 |
3 |
Tianjin University | 695 |
3 |
Total Raffinage Marketing | 154 |
3 |
Nitto Denko Corporation | 7879 |
2 |
Showa Denko K.K. | 2539 |
2 |
Other owners | 77 |