- All sections
- B - Performing operationstransporting
- B03C - Magnetic or electrostatic separation of solid materials from solid materials or fluidsseparation by high-voltage electric fields
- B03C 3/74 - Cleaning the electrodes
Patent holdings for IPC class B03C 3/74
Total number of patents in this class: 129
10-year publication summary
|
12
|
6
|
9
|
8
|
11
|
4
|
9
|
10
|
5
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Global Plasma Solutions, Inc. | 77 |
14 |
| Illinois Tool Works Inc. | 11503 |
4 |
| Mitsubishi Electric Corporation | 46449 |
4 |
| Fuji Electric Co., Ltd. | 5203 |
4 |
| Edwards Limited | 793 |
4 |
| Tessera, Inc. | 619 |
4 |
| SK Hynix Inc. | 11484 |
3 |
| University of Washington through its Center for Commercialization | 507 |
3 |
| 3m Innovative Properties Company | 17781 |
2 |
| Koninklijke Philips N.V. | 24865 |
2 |
| Alstom Technology Ltd | 1094 |
2 |
| Buffalo Filter LLC | 108 |
2 |
| Cambridge International, Inc. | 101 |
2 |
| Current Ways, Inc. | 15 |
2 |
| Eurus Airtech AB | 6 |
2 |
| Meister Environment Technology Ltd. | 2 |
2 |
| WOCO Industrietechnik GmbH | 78 |
2 |
| Shenzhen Shenyaneng Environmental Protection Technologies Co., Ltd. | 2 |
2 |
| School Judicial person Ikutoku Gakuen | 20 |
2 |
| BeiAng Air Tech Ltd. | 10 |
2 |
| Other owners | 65 |