- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/58 - Platinum group metals with alkali- or alkaline earth metals or beryllium
Patent holdings for IPC class B01J 23/58
Total number of patents in this class: 776
10-year publication summary
|
74
|
47
|
38
|
52
|
43
|
40
|
33
|
28
|
40
|
8
|
| 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 |
63 |
| Cataler Corporation | 533 |
49 |
| Umicore AG & Co. KG | 867 |
31 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
28 |
| BASF Corporation | 2039 |
26 |
| BASF SE | 19740 |
23 |
| Tokyo Institute of Technology | 1367 |
19 |
| Toyota Motor Corporation | 28582 |
16 |
| Uop LLC | 4083 |
16 |
| Mitsui Mining & Smelting Co., Ltd. | 1373 |
15 |
| Chevron U.S.A. Inc. | 3774 |
14 |
| Japan Science and Technology Agency | 1564 |
14 |
| N.E. Chemcat Corporation | 193 |
14 |
| Nissan Motor Co., Ltd. | 12249 |
13 |
| Heesung Catalysts Corporation | 110 |
11 |
| Chevron Phillips Chemical Company LP | 1779 |
10 |
| Clariant International Ltd. | 978 |
10 |
| Umicore Shokubai Japan Co., Ltd. | 78 |
8 |
| GM Global Technology Operations LLC | 13620 |
7 |
| Murata Manufacturing Co., Ltd. | 22355 |
7 |
| Other owners | 382 |