- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 29/072 - Iron group metals or copper
Patent holdings for IPC class B01J 29/072
Total number of patents in this class: 503
10-year publication summary
|
33
|
39
|
47
|
41
|
35
|
19
|
25
|
23
|
33
|
8
|
| 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 | 1858 |
51 |
| BASF Mobile Emissions Catalysts LLC | 404 |
33 |
| Umicore AG & Co. KG | 856 |
27 |
| BASF Corporation | 1717 |
25 |
| BASF SE | 20915 |
12 |
| China Petroleum & Chemical Corporation | 1908 |
11 |
| Kao Corporation | 4962 |
10 |
| The Furukawa Electric Co., Ltd. | 3652 |
10 |
| Totalenergies Onetech | 1323 |
10 |
| Research Institute of Petroleum Processing, Sinopec | 374 |
9 |
| Saudi Arabian Oil Company | 13185 |
9 |
| Chevron U.S.A. Inc. | 3962 |
8 |
| UT-Battelle, LLC | 1457 |
7 |
| ExxonMobil Research And Engineering Company | 2572 |
6 |
| Hyundai Motor Company | 22022 |
6 |
| NGK Insulators, Ltd. | 4964 |
6 |
| Casale SA | 611 |
6 |
| National University Corporation Hokkaido University | 1343 |
6 |
| ThyssenKrupp Uhde GmbH | 330 |
6 |
| Aramco Services Company | 3976 |
5 |
| Other owners | 240 |