- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 23/34 - Manganese
Patent holdings for IPC class B01J 23/34
Total number of patents in this class: 1005
10-year publication summary
|
60
|
86
|
65
|
90
|
75
|
50
|
66
|
45
|
47
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1737 |
36 |
| BASF Corporation | 1696 |
26 |
| BASF Mobile Emissions Catalysts LLC | 426 |
22 |
| SABIC Global Technologies B.V. | 4448 |
18 |
| BP p.l.c. | 529 |
16 |
| Murata Manufacturing Co., Ltd. | 25214 |
13 |
| IFP Energies Nouvelles | 3012 |
13 |
| Lummus Technology LLC | 460 |
13 |
| Dow Global Technologies LLC | 10696 |
12 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 685 |
12 |
| BP (China) Holdings Limited | 41 |
12 |
| Centre National de La Recherche Scientifique | 10801 |
11 |
| ExxonMobil Chemical Patents Inc. | 3910 |
10 |
| Siemens AG | 24294 |
9 |
| LG Chem, Ltd. | 17741 |
9 |
| Toyota Motor Corporation | 33893 |
9 |
| Uop LLC | 4273 |
9 |
| University of Connecticut | 872 |
9 |
| Korea Institute of Science and Technology | 2173 |
8 |
| Asahi Kasei Chemicals Corporation | 595 |
8 |
| Other owners | 730 |