- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/92 - Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups
Patent holdings for IPC class B01J 23/92
Total number of patents in this class: 159
10-year publication summary
|
14
|
12
|
19
|
22
|
19
|
15
|
7
|
6
|
10
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Power, Ltd. | 1680 |
13 |
| Arkema France | 3790 |
8 |
| The Chugoku Electric Power Co., Inc. | 498 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
6 |
| Dow Global Technologies LLC | 10147 |
6 |
| IFP Energies Nouvelles | 2717 |
5 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
5 |
| Uop LLC | 4083 |
4 |
| Exelus, Inc. | 27 |
3 |
| Shell USA, Inc. | 1074 |
3 |
| ExxonMobil Technology and Engineering Company | 676 |
3 |
| Tsinghua University | 5426 |
2 |
| Ascend Performance Materials Operations LLC | 260 |
2 |
| Bio2Electric, LLC | 8 |
2 |
| Council of Scientific & Industrial Research | 1397 |
2 |
| Cummins Emission Solutions, Inc. | 480 |
2 |
| Cummins IP, Inc. | 157 |
2 |
| Ever Nu Technology, LLC | 2 |
2 |
| Hanseo University Academic Cooperation Foundation | 21 |
2 |
| Johnson Matthey Public Limited Company | 1852 |
2 |
| Other owners | 78 |