- All sections
- B - Performing operationstransporting
- B02C - Crushing, pulverising, or disintegrating in generalmilling grain
- B02C 4/44 - Cooling or heating rollers or bars
Patent holdings for IPC class B02C 4/44
Total number of patents in this class: 22
10-year publication summary
|
3
|
1
|
0
|
2
|
0
|
3
|
4
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Buhler AG | 531 |
3 |
| Maschinenfabrik Köppern GmbH & Co. KG | 65 |
3 |
| Sumitomo Bakelite Co., Ltd. | 1469 |
2 |
| Plastech Recycling Limited | 3 |
2 |
| Halliburton Energy Services, Inc. | 20449 |
1 |
| Matthews International Corporation | 358 |
1 |
| ThyssenKrupp AG | 3208 |
1 |
| ThyssenKrupp Industrial Solutions AG | 690 |
1 |
| Zhongke Health Industry Group Corp., Ltd. | 16 |
1 |
| Qingdao University of Technology | 591 |
1 |
| Nantong Universal Machinery Co., Ltd. | 4 |
1 |
| Orzeł Spółka Akcyjna | 2 |
1 |
| Nanjing Zhongke Pharmaceutical Co., Ltd. | 15 |
1 |
| Kims Industry | 2 |
1 |
| Hanergy (Qingdao) Lubrication Technology Co., Ltd. | 5 |
1 |
| Plastech Recycling Proprietary Limited | 1 |
1 |
| Other owners | 0 |