- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 35/57 - Honeycombs
Patent holdings for IPC class B01J 35/57
Total number of patents in this class: 136
10-year publication summary
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0
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0
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0
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0
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0
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0
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0
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0
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75
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45
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cataler Corporation | 574 |
24 |
| Johnson Matthey Public Limited Company | 1866 |
22 |
| Mitsui Mining & Smelting Co., Ltd. | 1489 |
14 |
| NGK Insulators, Ltd. | 4968 |
11 |
| BASF Corporation | 1716 |
6 |
| Umicore AG & Co. KG | 855 |
4 |
| Toyota Motor Corporation | 32450 |
3 |
| Murata Manufacturing Co., Ltd. | 24603 |
3 |
| Corning Incorporated | 10275 |
3 |
| Saudi Arabian Oil Company | 13224 |
3 |
| Samsung Electronics Co., Ltd. | 146811 |
2 |
| Honda Motor Co., Ltd. | 25327 |
2 |
| Aramco Services Company | 3987 |
2 |
| Donaldson Company, Inc. | 1601 |
2 |
| N.E. Chemcat Corporation | 188 |
2 |
| Tokyo Yogyo Kabushiki Kaisha | 9 |
2 |
| Vitesco Technologies GmbH | 2605 |
2 |
| Hycamite TCD Technologies Oy | 12 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8752 |
1 |
| TDK Corporation | 6761 |
1 |
| Other owners | 25 |