- All sections
- B - Performing operations; transporting
- B07B - Separating solids from solids by sieving, screening, sifting or by using gas currents; separating 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
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IHI Corporation | 3356 |
3 |
| ExxonMobil Chemical Patents Inc. | 4117 |
2 |
| Toray Industries, Inc. | 6843 |
2 |
| China Tobacco Yunnan Industrial Co., Ltd. | 243 |
2 |
| China University of Mining and Technology | 1221 |
2 |
| Dowa ECO-SYSTEM Co., Ltd. | 54 |
2 |
| Durr Systems GmbH | 278 |
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 | 237 |
2 |
| Yuxi Jixingdeyi Trade & Industry Co., Ltd. | 2 |
2 |
| Rtx Corporation | 9077 |
2 |
| Wintersteiger Seedmech GmbH | 6 |
2 |
| The Procter & Gamble Company | 22165 |
1 |
| Ricoh Company, Ltd. | 13205 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3730 |
1 |
| Agricultural Robotics LLC | 4 |
1 |
| Other owners | 45 |