- All sections
- B - Performing operations; transporting
- B02C - Crushing, pulverising, or disintegrating in general; milling grain
- B02C 4/02 - Crushing or disintegrating by roller mills with two or more rollers
Patent holdings for IPC class B02C 4/02
Total number of patents in this class: 328
10-year publication summary
|
20
|
23
|
22
|
19
|
23
|
29
|
33
|
42
|
36
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Metso Outotec USA Inc. | 139 |
35 |
| KHD Humboldt Wedag GmbH | 192 |
28 |
| FLSmidth A/S | 923 |
24 |
| ThyssenKrupp Industrial Solutions AG | 729 |
16 |
| ThyssenKrupp AG | 3086 |
15 |
| Buhler AG | 531 |
11 |
| Maschinenfabrik Köppern GmbH & Co. KG | 61 |
11 |
| Pearson Incorporated | 29 |
8 |
| Metso Minerals Industries, Inc. | 74 |
7 |
| Metso Sweden AB | 43 |
6 |
| TAKRAF GmbH | 63 |
6 |
| Bridgestone Corporation | 7067 |
3 |
| ABB Technology AG | 1301 |
3 |
| Astec Industries, Inc. | 100 |
3 |
| Buehler AG | 47 |
3 |
| Metso Brasil Industria e Comercio Ltda | 17 |
3 |
| Sandvik SRP AB | 92 |
3 |
| Unicaps GmbH | 3 |
3 |
| 102062448 Saskatchewan Ltd. | 7 |
3 |
| Ecomade Engineering S.r.l. | 9 |
3 |
| Other owners | 134 |