- All sections
- B - Performing operationstransporting
- B07B - Separating solids from solids by sieving, screening, sifting or by using gas currentsseparating by other dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material
- B07B 7/01 - Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
Patent holdings for IPC class B07B 7/01
Total number of patents in this class: 82
10-year publication summary
|
6
|
5
|
9
|
3
|
9
|
7
|
9
|
3
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHI Corporation | 3414 |
3 |
| ExxonMobil Chemical Patents Inc. | 4012 |
2 |
| Toray Industries, Inc. | 6930 |
2 |
| China Tobacco Yunnan Industrial Co., Ltd. | 250 |
2 |
| China University of Mining and Technology | 1247 |
2 |
| Dowa ECO-SYSTEM Co., Ltd. | 55 |
2 |
| Durr Systems GmbH | 270 |
2 |
| Grainfrac Inc. | 4 |
2 |
| Gulf Conveyor Systems Pty Ltd | 10 |
2 |
| Hongta Tobacco (Group) Co., Ltd. | 56 |
2 |
| Kashiwabara Corporation | 4 |
2 |
| LP Amina LLC | 8 |
2 |
| Taiheiyo Cement Corporation | 236 |
2 |
| Yuxi Jixingdeyi Trade & Industry Co., Ltd. | 2 |
2 |
| Rtx Corporation | 9325 |
2 |
| Wintersteiger Seedmech GmbH | 6 |
2 |
| The Procter & Gamble Company | 22043 |
1 |
| Ricoh Company, Ltd. | 13198 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3795 |
1 |
| Agricultural Robotics LLC | 4 |
1 |
| Other owners | 45 |