- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir 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: 1033
10-year publication summary
|
68
|
74
|
80
|
51
|
37
|
32
|
47
|
34
|
31
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johnson Matthey Public Limited Company | 1779 |
86 |
| Umicore AG & Co. KG | 861 |
49 |
| BASF Corporation | 1713 |
48 |
| Toyota Motor Corporation | 33378 |
35 |
| BASF Mobile Emissions Catalysts LLC | 412 |
35 |
| Magema Technology, LLC | 39 |
25 |
| Chevron U.S.A. Inc. | 4014 |
23 |
| BASF SE | 21072 |
18 |
| Cataler Corporation | 576 |
18 |
| Hyundai Motor Company | 22753 |
12 |
| Uop LLC | 4256 |
12 |
| IFP Energies Nouvelles | 2974 |
12 |
| GM Global Technology Operations LLC | 15352 |
10 |
| Heesung Catalysts Corporation | 111 |
10 |
| Archer Daniels Midland Company | 1131 |
8 |
| Umicore Shokubai Japan Co., Ltd. | 79 |
8 |
| ExxonMobil Research And Engineering Company | 2539 |
7 |
| Centre National de La Recherche Scientifique | 10666 |
7 |
| BASF Catalysts LLC | 140 |
7 |
| Clean Diesel Technologies, Inc. | 66 |
7 |
| Other owners | 596 |