- All sections
- B - Performing operations; transporting
- B03C - Magnetic or electrostatic separation of solid materials from solid materials or fluids; separation by high-voltage electric fields
- B03C 3/49 - Collecting-electrodes tubular
Patent holdings for IPC class B03C 3/49
Total number of patents in this class: 210
10-year publication summary
|
13
|
12
|
23
|
22
|
37
|
26
|
27
|
12
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shanghai Bixiufu Enterprise Management Co., Ltd. | 187 |
21 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10682 |
11 |
| Creative Technology Corporation | 90 |
5 |
| Durr Systems, Inc. | 128 |
5 |
| Fuji Electric Co., Ltd. | 4956 |
4 |
| Edwards Limited | 799 |
4 |
| Genano Oy | 6 |
4 |
| Usui Co., Ltd. | 112 |
4 |
| Covidien LP | 10627 |
3 |
| Emitec Gesellschaft für Emissionstechnologie mbH | 341 |
3 |
| Usui Kokusai Sangyo Kaisha Limited | 74 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13109 |
3 |
| Botanical Extraction Solvent Free Ltd. | 8 |
3 |
| Koninklijke Philips N.V. | 23945 |
2 |
| Bertin Technologies | 99 |
2 |
| Brandenburgische Technische Universität Cottbus | 21 |
2 |
| Buffalo Filter LLC | 108 |
2 |
| CFD Research Corporation | 56 |
2 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1498 |
2 |
| EnviroEnergy Solutions, Inc. | 2 |
2 |
| Other owners | 123 |