- 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: 2227
10-year publication summary
|
148
|
153
|
147
|
130
|
169
|
181
|
188
|
167
|
178
|
61
|
| 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 | 1862 |
97 |
| Cataler Corporation | 575 |
89 |
| Umicore AG & Co. KG | 856 |
86 |
| Toyota Motor Corporation | 31451 |
74 |
| BASF Mobile Emissions Catalysts LLC | 395 |
54 |
| BASF SE | 20777 |
47 |
| Sumitomo Chemical Company, Limited | 9009 |
44 |
| BASF Corporation | 1714 |
41 |
| Archer Daniels Midland Company | 1111 |
23 |
| Korea Research Institute of Chemical Technology | 1376 |
23 |
| Korea Institute of Science and Technology | 2114 |
22 |
| Japan Science and Technology Agency | 1341 |
21 |
| ExxonMobil Chemical Patents Inc. | 4028 |
19 |
| Kyoto University | 2793 |
19 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12864 |
19 |
| Mitsui Mining & Smelting Co., Ltd. | 1470 |
17 |
| Tokyo Institute of Technology | 1384 |
14 |
| Honda Motor Co., Ltd. | 25137 |
11 |
| LG Chem, Ltd. | 17561 |
11 |
| The Regents of the University of California | 19812 |
11 |
| Other owners | 1485 |