- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 12/52 - Hoppers
Patent holdings for IPC class B22F 12/52
Total number of patents in this class: 161
10-year publication summary
|
0
|
1
|
0
|
11
|
37
|
48
|
23
|
21
|
30
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13799 |
15 |
| LPW Technology Ltd. | 61 |
14 |
| Divergent Technologies, Inc. | 479 |
7 |
| Seurat Technologies, Inc. | 163 |
7 |
| Arcam AB | 202 |
5 |
| Formlabs, Inc. | 208 |
5 |
| Prince Mohammad Bin Fahd University | 160 |
5 |
| Peridot Print LLC | 1298 |
5 |
| Nikon Corporation | 7295 |
4 |
| Ebara Corporation | 2248 |
4 |
| Desktop Metal, Inc. | 287 |
4 |
| Addup | 127 |
4 |
| TRUMPF Laser- und Systemtechnik GmbH | 532 |
3 |
| VulcanForms Inc. | 116 |
3 |
| Talens Systems, S.L.U. | 13 |
3 |
| Seiko Epson Corporation | 19756 |
2 |
| American Axle & Manufacturing, Inc. | 648 |
2 |
| C4 Carbides Limited | 20 |
2 |
| DMG MORI Co., Ltd. | 899 |
2 |
| Ecole Centrale de Nantes | 38 |
2 |
| Other owners | 63 |