- 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 13/04 - Grading or sorting solid materials by dry methods, not otherwise provided forSorting articles otherwise than by indirectly controlled devices according to size
Patent holdings for IPC class B07B 13/04
Total number of patents in this class: 189
10-year publication summary
|
15
|
20
|
16
|
9
|
23
|
16
|
15
|
20
|
18
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M-I L.L.C. | 821 |
9 |
| CP Manufacturing, Inc. | 30 |
6 |
| Gulf Conveyor Systems Pty Ltd | 10 |
6 |
| Hyundai Engineering & Construction Co., Ltd. | 23 |
5 |
| 9754741 Canada Ltd. | 11 |
5 |
| Amazon Technologies, Inc. | 26359 |
4 |
| Finance Developpement Environnement Charreyre - Fidec | 10 |
4 |
| Ishida Europe Limited | 75 |
3 |
| JX Nippon Mining & Metals Corporation | 1502 |
3 |
| Wacker Chemie AG | 2105 |
3 |
| Berry Global, Inc. | 437 |
3 |
| Siemens AG | 24542 |
2 |
| International Business Machines Corporation | 60753 |
2 |
| Monsanto Technology LLC | 8016 |
2 |
| Blue Sky Mines Ltd. | 3 |
2 |
| Braskem S.A. | 462 |
2 |
| CDE Global Limited | 76 |
2 |
| General Mills, Inc. | 1010 |
2 |
| Grainfrac Inc. | 4 |
2 |
| House of Metals Company Limited | 34 |
2 |
| Other owners | 120 |