- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/02 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the alkali- or alkaline earth metals or beryllium
Patent holdings for IPC class B01J 23/02
Total number of patents in this class: 993
10-year publication summary
|
68
|
57
|
66
|
44
|
44
|
42
|
58
|
63
|
53
|
67
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1771 |
46 |
| BASF Mobile Emissions Catalysts LLC | 415 |
33 |
| Umicore AG & Co. KG | 862 |
25 |
| LG Chem, Ltd. | 17679 |
24 |
| SABIC Global Technologies B.V. | 4403 |
21 |
| BASF Corporation | 1708 |
18 |
| BASF SE | 21087 |
16 |
| Imam Mohammad Ibn Saud Islamic University | 187 |
16 |
| China Petroleum & Chemical Corporation | 1950 |
15 |
| NGK Insulators, Ltd. | 5144 |
14 |
| Toyota Motor Corporation | 33440 |
12 |
| Saudi Arabian Oil Company | 13656 |
11 |
| Lummus Technology LLC | 456 |
9 |
| Japan Science and Technology Agency | 1277 |
8 |
| Centre National de La Recherche Scientifique | 10693 |
7 |
| Petroleo Brasileiro S.A. - Petrobras | 884 |
7 |
| Samsung Electronics Co., Ltd. | 149087 |
6 |
| Shell Internationale Research Maatschappij B.V. | 3545 |
6 |
| ExxonMobil Research And Engineering Company | 2537 |
6 |
| Murata Manufacturing Co., Ltd. | 25001 |
6 |
| Other owners | 687 |