- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/40 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of noble metals of the platinum group metals
Patent holdings for IPC class B01J 23/40
Total number of patents in this class: 1030
10-year publication summary
|
105
|
71
|
86
|
86
|
52
|
39
|
30
|
42
|
31
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1852 |
79 |
| BASF Corporation | 2039 |
70 |
| Umicore AG & Co. KG | 867 |
52 |
| Toyota Motor Corporation | 28582 |
36 |
| Chevron U.S.A. Inc. | 3774 |
23 |
| BASF SE | 19740 |
20 |
| Magema Technology, LLC | 33 |
20 |
| Cataler Corporation | 533 |
16 |
| Uop LLC | 4083 |
14 |
| Hyundai Motor Company | 19021 |
12 |
| IFP Energies Nouvelles | 2717 |
12 |
| GM Global Technology Operations LLC | 13620 |
10 |
| Heesung Catalysts Corporation | 110 |
10 |
| BASF Catalysts LLC | 148 |
9 |
| ENI S.p.A. | 1241 |
9 |
| ExxonMobil Research And Engineering Company | 2830 |
8 |
| Archer Daniels Midland Company | 1164 |
8 |
| Centre National de La Recherche Scientifique | 9632 |
7 |
| Clean Diesel Technologies, Inc. | 74 |
7 |
| Umicore Shokubai Japan Co., Ltd. | 78 |
7 |
| Other owners | 601 |