- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 2/12 - Processes or devices for granulating materials, in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating drums
Patent holdings for IPC class B01J 2/12
Total number of patents in this class: 128
10-year publication summary
|
5
|
11
|
12
|
9
|
15
|
14
|
8
|
6
|
3
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kabushiki Kaisha Powrex | 14 |
7 |
| Freund Corporation | 80 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
| Maschinenfabrik Gustav Eirich GmbH & Co. KG | 123 |
4 |
| Agrium Inc. | 13 |
3 |
| JFE Steel Corporation | 6067 |
3 |
| Universidad Tecnica Federico Santa Maria | 125 |
3 |
| Purolite ( China ) Co., Ltd. | 6 |
3 |
| Boehringer Ingelheim Pharma GmbH & Co. Kg | 790 |
2 |
| Kao Corporation | 4843 |
2 |
| Purdue Research Foundation | 3277 |
2 |
| Enersul Inc. | 9 |
2 |
| Glatt Maschinen-und Apparatebau AG | 19 |
2 |
| ICL Europe Cooperatief U.A. | 96 |
2 |
| K+S Chile S.A. | 2 |
2 |
| Nippon Shokubai Co., Ltd. | 1487 |
2 |
| Nous, LLC | 15 |
2 |
| Pharmatec GmbH | 8 |
2 |
| Primetals Technologies Austria GmbH | 479 |
2 |
| Roquette Freres | 1002 |
2 |
| Other owners | 72 |