- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 35/58 - Fabrics or filaments
Patent holdings for IPC class B01J 35/58
Total number of patents in this class: 98
10-year publication summary
|
0
|
0
|
1
|
2
|
2
|
18
|
12
|
14
|
38
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Umicore AG & Co. KG | 850 |
7 |
| Donaldson Company, Inc. | 1606 |
4 |
| Heraeus Precious Metals GmbH & Co. KG | 99 |
4 |
| Ebara Corporation | 2349 |
3 |
| Heraeus Deutschland GmbH & Co. KG | 401 |
3 |
| King Fahd University of Petroleum and Minerals | 1598 |
3 |
| Kanadevia Corporation | 77 |
3 |
| BASF SE | 21328 |
2 |
| The Regents of the University of California | 20868 |
2 |
| Johnson Matthey Public Limited Company | 1766 |
2 |
| Saudi Arabian Oil Company | 14349 |
2 |
| Yara International ASA | 909 |
2 |
| Centre National de La Recherche Scientifique | 11092 |
1 |
| Eastman Kodak Company | 2584 |
1 |
| Sumitomo Chemical Company, Limited | 8967 |
1 |
| NGK Insulators, Ltd. | 5172 |
1 |
| The Regents of the University of Michigan | 5030 |
1 |
| Toray Industries, Inc. | 7145 |
1 |
| Nippon Telegraph and Telephone Corporation | 15933 |
1 |
| The United States of America as represented by the Secretary of the Army | 1260 |
1 |
| Other owners | 53 |