- 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 3/019 - Post-treatment of gases
Patent holdings for IPC class B03C 3/019
Total number of patents in this class: 61
10-year publication summary
|
4
|
5
|
7
|
2
|
7
|
11
|
7
|
10
|
15
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Société des Produits Nestlé S.A. | 9672 |
5 |
| BSH Hausgeräte GmbH | 5384 |
5 |
| Woco GmbH & Co. KG | 14 |
4 |
| LG Electronics Inc. | 69257 |
2 |
| Buffalo Filter LLC | 111 |
2 |
| Ecospray Technologies S.r.l. | 28 |
2 |
| Usui Co., Ltd. | 105 |
2 |
| Sony Group Corporation | 10730 |
2 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Tokyo Electron Limited | 11599 |
1 |
| 3 D Clean Coal Emissions Stack, LLC | 5 |
1 |
| Adventix Technologies Inc. | 4 |
1 |
| Babcock Noell GmbH | 21 |
1 |
| Blueair AB | 102 |
1 |
| Current Ways, Inc. | 14 |
1 |
| Electric Power Research Institute, Inc. | 223 |
1 |
| ELEX CemCat AG | 6 |
1 |
| Fujitsu General Limited | 541 |
1 |
| General Electric Technology GmbH | 1657 |
1 |
| Healthy Air Inc. | 35 |
1 |
| Other owners | 25 |