- 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: 2307
10-year publication summary
|
147
|
143
|
127
|
165
|
177
|
190
|
163
|
176
|
120
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1738 |
96 |
| Cataler Corporation | 580 |
91 |
| Umicore AG & Co. KG | 864 |
86 |
| Toyota Motor Corporation | 33878 |
76 |
| BASF Mobile Emissions Catalysts LLC | 424 |
55 |
| BASF SE | 21126 |
43 |
| BASF Corporation | 1699 |
42 |
| Sumitomo Chemical Company, Limited | 9040 |
42 |
| Korea Research Institute of Chemical Technology | 1430 |
24 |
| Korea Institute of Science and Technology | 2172 |
23 |
| Archer Daniels Midland Company | 1119 |
23 |
| ExxonMobil Chemical Patents Inc. | 3912 |
19 |
| Japan Science and Technology Agency | 1267 |
19 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12631 |
19 |
| Kyoto University | 2873 |
18 |
| Mitsui Mining & Smelting Co., Ltd. | 1426 |
17 |
| Tokyo Institute of Technology | 1349 |
14 |
| China Petroleum & Chemical Corporation | 1985 |
13 |
| Hanwha Solutions Corporation | 963 |
13 |
| LG Chem, Ltd. | 17726 |
12 |
| Other owners | 1562 |