- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir 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: 187
10-year publication summary
|
19
|
22
|
19
|
15
|
7
|
6
|
11
|
7
|
18
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Power, Ltd. | 1830 |
13 |
| IFP Energies Nouvelles | 3098 |
12 |
| Arkema France | 4231 |
8 |
| The Chugoku Electric Power Co., Inc. | 511 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 9099 |
6 |
| Dow Global Technologies LLC | 10919 |
6 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
5 |
| SABIC Global Technologies B.V. | 4592 |
5 |
| Compagnie Generale des Etablissements Michelin | 4968 |
5 |
| Uop LLC | 4394 |
4 |
| Chevron U.S.A. Inc. | 4134 |
4 |
| North Carolina State University | 1590 |
3 |
| Shell USA, Inc. | 1309 |
3 |
| ExxonMobil Technology and Engineering Company | 1345 |
3 |
| BASF SE | 21313 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3407 |
2 |
| The Regents of the University of California | 20694 |
2 |
| Murata Manufacturing Co., Ltd. | 25708 |
2 |
| The Johns Hopkins University | 5869 |
2 |
| Tsinghua University | 6199 |
2 |
| Other owners | 91 |