- All sections
- B - Performing operationstransporting
- B02C - Crushing, pulverising, or disintegrating in generalmilling grain
- B02C 4/28 - Crushing or disintegrating by roller mills Details
Patent holdings for IPC class B02C 4/28
Total number of patents in this class: 306
10-year publication summary
|
19
|
17
|
21
|
19
|
18
|
30
|
33
|
30
|
12
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KHD Humboldt Wedag GmbH | 194 |
25 |
| Metso USA, Inc. | 178 |
25 |
| Buhler AG | 521 |
22 |
| FLSmidth A/S | 786 |
20 |
| Maschinenfabrik Köppern GmbH & Co. KG | 77 |
11 |
| TAKRAF GmbH | 71 |
11 |
| ThyssenKrupp Industrial Solutions AG | 630 |
10 |
| ThyssenKrupp AG | 3399 |
9 |
| Cams S.r.l. | 25 |
9 |
| Weir Minerals Netherlands B.V. | 63 |
6 |
| Pearson Incorporated | 28 |
6 |
| FLSmidth A/S | 34 |
6 |
| Buehler AG | 41 |
5 |
| Metso Outotec USA Inc. | 29 |
5 |
| swisca ag | 26 |
5 |
| Metso Minerals Industries, Inc. | 46 |
4 |
| Element Six GmbH | 112 |
3 |
| MMD Design & Consultancy Limited | 53 |
3 |
| Pallmann Maschinenfabrik GmbH & Co. KG | 46 |
3 |
| Syncrude Canada Ltd. | 84 |
3 |
| Other owners | 115 |