- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 35/04 - Foraminous structures, sieves, grids, honeycombs
Patent holdings for IPC class B01J 35/04
Total number of patents in this class: 2963
10-year publication summary
|
255
|
328
|
306
|
299
|
241
|
202
|
142
|
69
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 5215 |
288 |
| Johnson Matthey Public Limited Company | 1756 |
281 |
| Ibiden Co., Ltd. | 1662 |
195 |
| Cataler Corporation | 579 |
171 |
| Umicore AG & Co. KG | 855 |
144 |
| BASF Mobile Emissions Catalysts LLC | 430 |
115 |
| BASF SE | 21151 |
76 |
| Corning Incorporated | 10431 |
74 |
| BASF Corporation | 1685 |
73 |
| Toyota Motor Corporation | 34877 |
70 |
| Denso Corporation | 25283 |
61 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12503 |
57 |
| Mitsui Mining & Smelting Co., Ltd. | 1371 |
46 |
| Honda Motor Co., Ltd. | 25891 |
35 |
| N.E. Chemcat Corporation | 189 |
32 |
| Johnson Matthey Catalysts (Germany) GmbH | 65 |
24 |
| Sumitomo Chemical Company, Limited | 9013 |
23 |
| Hitachi Metals, Ltd. | 1917 |
21 |
| IFP Energies Nouvelles | 3038 |
21 |
| Umicore Shokubai Japan Co., Ltd. | 78 |
19 |
| Other owners | 1137 |