- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/652 - Chromium, molybdenum or tungsten
Patent holdings for IPC class B01J 23/652
Total number of patents in this class: 473
10-year publication summary
|
36
|
35
|
32
|
22
|
36
|
20
|
15
|
27
|
19
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Archer Daniels Midland Company | 1135 |
16 |
| Celanese International Corporation | 909 |
16 |
| Virent, Inc. | 125 |
13 |
| Johnson Matthey Public Limited Company | 1866 |
11 |
| SMH Co., Ltd | 21 |
10 |
| Dow Global Technologies LLC | 10394 |
9 |
| IFP Energies Nouvelles | 2948 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 8777 |
8 |
| Rohm and Haas Company | 2891 |
8 |
| Cataler Corporation | 578 |
8 |
| Daicel Corporation | 2374 |
8 |
| Osaka University | 3385 |
7 |
| Toshiba Materials Co., Ltd. | 665 |
7 |
| Avantium Knowledge Centre B.V. | 192 |
7 |
| Sharp Corporation | 10272 |
6 |
| ExxonMobil Chemical Patents Inc. | 3977 |
6 |
| Saudi Arabian Oil Company | 13316 |
6 |
| BASF SE | 20961 |
5 |
| Toshiba Corporation | 12397 |
5 |
| Purdue Research Foundation | 3654 |
5 |
| Other owners | 303 |