- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/652 - Chromium, molybdenum or tungsten
Patent holdings for IPC class B01J 23/652
Total number of patents in this class: 460
10-year publication summary
|
34
|
37
|
39
|
35
|
25
|
36
|
21
|
15
|
27
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Archer Daniels Midland Company | 1164 |
16 |
| Celanese International Corporation | 879 |
16 |
| Virent, Inc. | 107 |
11 |
| SMH Co., Ltd | 22 |
11 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
10 |
| IFP Energies Nouvelles | 2717 |
10 |
| Cataler Corporation | 533 |
9 |
| Rohm and Haas Company | 2805 |
8 |
| Dow Global Technologies LLC | 10147 |
8 |
| Johnson Matthey Public Limited Company | 1852 |
8 |
| Daicel Corporation | 2128 |
7 |
| Saudi Arabian Oil Company | 11322 |
7 |
| Toshiba Materials Co., Ltd. | 600 |
7 |
| BASF SE | 19740 |
6 |
| ExxonMobil Chemical Patents Inc. | 4286 |
6 |
| NOVA Chemicals (International) S.A. | 717 |
6 |
| Osaka University | 3143 |
6 |
| Avantium Knowledge Centre B.V. | 157 |
6 |
| Honda Motor Co., Ltd. | 24537 |
5 |
| Centre National de La Recherche Scientifique | 9632 |
5 |
| Other owners | 292 |