- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 35/33 - Electric or magnetic properties
Patent holdings for IPC class B01J 35/33
Total number of patents in this class: 70
10-year publication summary
|
0
|
0
|
0
|
0
|
2
|
6
|
8
|
7
|
21
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4945 |
7 |
| Rutgers, The State University of New Jersey | 1892 |
3 |
| The United States of America as represented by the Secretary of the Army | 1212 |
2 |
| Technische Universitat Darmstadt | 265 |
2 |
| Korea Institute of Materials Science | 221 |
2 |
| Topsoe A/S | 891 |
2 |
| BASF Mobile Emissions Catalysts LLC | 400 |
2 |
| BASF SE | 20912 |
1 |
| The Regents of the University of California | 19887 |
1 |
| Toyota Motor Corporation | 31903 |
1 |
| Murata Manufacturing Co., Ltd. | 24478 |
1 |
| Schaeffler Technologies AG & Co. KG | 9839 |
1 |
| Toyoda Gosei Co., Ltd. | 1775 |
1 |
| The Regents of the University of Michigan | 4689 |
1 |
| NGK Spark Plug Co., Ltd. | 893 |
1 |
| Beijing University of Chemical Technology | 319 |
1 |
| Board of Trustees of the University of Arkansas | 811 |
1 |
| Central South University | 435 |
1 |
| City University of Hong Kong | 840 |
1 |
| Cornell University | 3301 |
1 |
| Other owners | 37 |