- 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: 2220
10-year publication summary
|
148
|
153
|
147
|
130
|
169
|
181
|
188
|
167
|
178
|
55
|
| 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 | 1861 |
97 |
| Cataler Corporation | 574 |
88 |
| Umicore AG & Co. KG | 855 |
86 |
| Toyota Motor Corporation | 31377 |
74 |
| BASF Mobile Emissions Catalysts LLC | 395 |
54 |
| BASF SE | 20758 |
46 |
| Sumitomo Chemical Company, Limited | 9002 |
44 |
| BASF Corporation | 1715 |
41 |
| Archer Daniels Midland Company | 1111 |
23 |
| Korea Research Institute of Chemical Technology | 1373 |
23 |
| Korea Institute of Science and Technology | 2113 |
22 |
| Japan Science and Technology Agency | 1344 |
21 |
| ExxonMobil Chemical Patents Inc. | 4027 |
19 |
| Kyoto University | 2790 |
19 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12880 |
19 |
| Mitsui Mining & Smelting Co., Ltd. | 1456 |
17 |
| Tokyo Institute of Technology | 1387 |
14 |
| Honda Motor Co., Ltd. | 25127 |
11 |
| LG Chem, Ltd. | 17549 |
11 |
| The Regents of the University of California | 19803 |
11 |
| Other owners | 1480 |