- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/46 - Ruthenium, rhodium, osmium or iridium
Patent holdings for IPC class B01J 23/46
Total number of patents in this class: 2254
10-year publication summary
|
147
|
153
|
147
|
129
|
168
|
181
|
189
|
168
|
178
|
91
|
| 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 | 1858 |
97 |
| Cataler Corporation | 573 |
91 |
| Umicore AG & Co. KG | 856 |
86 |
| Toyota Motor Corporation | 32231 |
75 |
| BASF Mobile Emissions Catalysts LLC | 404 |
54 |
| BASF SE | 20915 |
47 |
| Sumitomo Chemical Company, Limited | 9047 |
43 |
| BASF Corporation | 1717 |
41 |
| Korea Institute of Science and Technology | 2120 |
23 |
| Archer Daniels Midland Company | 1115 |
23 |
| Korea Research Institute of Chemical Technology | 1390 |
23 |
| ExxonMobil Chemical Patents Inc. | 3977 |
19 |
| Japan Science and Technology Agency | 1321 |
19 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12797 |
19 |
| Kyoto University | 2800 |
18 |
| Mitsui Mining & Smelting Co., Ltd. | 1486 |
17 |
| Tokyo Institute of Technology | 1374 |
14 |
| Hanwha Solutions Corporation | 834 |
13 |
| Honda Motor Co., Ltd. | 25274 |
11 |
| LG Chem, Ltd. | 17638 |
11 |
| Other owners | 1510 |