- All sections
- B - Performing operationstransporting
- B03C - Magnetic or electrostatic separation of solid materials from solid materials or fluidsseparation by high-voltage electric fields
- B03C 3/30 - Plant or installations without electricity supply, e.g. using electrets in which electrostatic charge is generated by passage of the gases, i.e. tribo-electricity
Patent holdings for IPC class B03C 3/30
Total number of patents in this class: 49
10-year publication summary
|
5
|
3
|
1
|
3
|
3
|
5
|
0
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Environmental Management Confederation, Inc. | 52 |
10 |
| 3m Innovative Properties Company | 17478 |
3 |
| Japan Vilene Company, Ltd. | 69 |
2 |
| K+S Aktiengesellschaft | 91 |
2 |
| Nabtesco Automotive Corporation | 128 |
2 |
| GVS Filtration Inc. | 20 |
2 |
| Mitsubishi Electric Corporation | 48018 |
1 |
| Tokyo Electron Limited | 13807 |
1 |
| Hyundai Motor Company | 24653 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
1 |
| Alstom Holdings | 630 |
1 |
| Kia Motors Corporation | 7718 |
1 |
| ADC Tech International Ltd. | 5 |
1 |
| Apr2 | 1 |
1 |
| Columbus Industries, Inc. | 62 |
1 |
| DelStar Technologies Inc. | 154 |
1 |
| Donaldson Company, Inc. | 1600 |
1 |
| Midwestern IP, LLC | 1 |
1 |
| Separation Technologies LLC | 25 |
1 |
| SWM Luxembourg s.a.r.l. | 48 |
1 |
| Other owners | 14 |