- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/48 - Silver or gold
Patent holdings for IPC class B01J 23/48
Total number of patents in this class: 179
10-year publication summary
|
12
|
15
|
5
|
9
|
6
|
6
|
8
|
7
|
5
|
4
|
| 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 | 1768 |
6 |
| Shell USA, Inc. | 1257 |
4 |
| Dow Technology Investments LLC | 274 |
3 |
| Korea Advanced Institute of Science and Technology | 4467 |
3 |
| Blucher GmbH | 179 |
3 |
| IFP Energies Nouvelles | 2983 |
3 |
| Saint-Gobain Ceramics & Plastics, Inc. | 823 |
3 |
| Scientific Design Company, Inc. | 117 |
3 |
| SD Lizenzverwertungsgesellschaft mbH & Co. KG | 28 |
3 |
| Solvay SA | 970 |
3 |
| BASF SE | 21098 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3542 |
2 |
| Toyota Motor Corporation | 33519 |
2 |
| Honeywell International Inc. | 13571 |
2 |
| ExxonMobil Research And Engineering Company | 2537 |
2 |
| BASF Corporation | 1711 |
2 |
| GM Global Technology Operations LLC | 15401 |
2 |
| Hyundai Motor Company | 22842 |
2 |
| Nitto Denko Corporation | 8358 |
2 |
| Uop LLC | 4259 |
2 |
| Other owners | 125 |