- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/22 - Vanadium
Patent holdings for IPC class B01J 23/22
Total number of patents in this class: 739
10-year publication summary
|
61
|
84
|
53
|
61
|
34
|
46
|
34
|
30
|
25
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21131 |
39 |
| Umicore AG & Co. KG | 861 |
32 |
| The Chugoku Electric Power Co., Inc. | 515 |
25 |
| Johnson Matthey Public Limited Company | 1733 |
25 |
| Topsoe A/S | 990 |
19 |
| BASF Corporation | 1693 |
18 |
| LG Chem, Ltd. | 17778 |
13 |
| BASF Mobile Emissions Catalysts LLC | 429 |
13 |
| Shell Internationale Research Maatschappij B.V. | 3497 |
12 |
| Shell Oil Company | 2113 |
11 |
| NOVA Chemicals (International) S.A. | 789 |
11 |
| Tokyo Metropolitan Public University Corporation | 89 |
11 |
| Tokyo Metropolitan University | 94 |
10 |
| Korea Institute of Science and Technology | 2187 |
9 |
| W. L. Gore & Associates, Inc. | 2715 |
9 |
| Clariant International Ltd. | 905 |
9 |
| Mitsubishi Power, Ltd. | 1818 |
9 |
| Hitachi Zosen Corporation | 613 |
8 |
| Haldor Topsøe A/S | 639 |
8 |
| Shell USA, Inc. | 1281 |
8 |
| Other owners | 440 |