- 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: 2979
10-year publication summary
|
255
|
328
|
306
|
299
|
241
|
203
|
147
|
65
|
4
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 5171 |
289 |
| Johnson Matthey Public Limited Company | 1736 |
281 |
| Ibiden Co., Ltd. | 1682 |
198 |
| Cataler Corporation | 571 |
171 |
| Umicore AG & Co. KG | 859 |
144 |
| BASF Mobile Emissions Catalysts LLC | 430 |
116 |
| BASF SE | 21147 |
77 |
| Corning Incorporated | 10409 |
74 |
| BASF Corporation | 1687 |
73 |
| Toyota Motor Corporation | 34313 |
70 |
| Denso Corporation | 25115 |
61 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12520 |
57 |
| Mitsui Mining & Smelting Co., Ltd. | 1383 |
46 |
| Honda Motor Co., Ltd. | 25840 |
36 |
| N.E. Chemcat Corporation | 188 |
32 |
| Johnson Matthey Catalysts (Germany) GmbH | 72 |
28 |
| Sumitomo Chemical Company, Limited | 9048 |
23 |
| Hitachi Metals, Ltd. | 1927 |
21 |
| IFP Energies Nouvelles | 3026 |
21 |
| Umicore Shokubai Japan Co., Ltd. | 79 |
19 |
| Other owners | 1142 |