- 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: 191
10-year publication summary
|
0
|
1
|
0
|
11
|
42
|
53
|
25
|
21
|
32
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 14021 |
17 |
| LPW Technology Ltd. | 64 |
17 |
| Seurat Technologies, Inc. | 178 |
8 |
| Divergent Technologies, Inc. | 506 |
7 |
| Ebara Corporation | 2385 |
5 |
| Arcam AB | 200 |
5 |
| Formlabs, Inc. | 223 |
5 |
| Grid Logic Incorporated | 24 |
5 |
| Addup | 127 |
5 |
| Prince Mohammad Bin Fahd University | 179 |
5 |
| Nikon SLM Solutions AG | 176 |
5 |
| Peridot Print LLC | 1331 |
5 |
| Nikon Corporation | 7232 |
4 |
| Desktop Metal, Inc. | 235 |
4 |
| VulcanForms Inc. | 122 |
4 |
| 3D Systems, Inc. | 592 |
3 |
| DMG MORI Co., Ltd. | 942 |
3 |
| Renishaw plc | 760 |
3 |
| TRUMPF Laser- und Systemtechnik GmbH | 524 |
3 |
| 3D Microprint GmbH | 6 |
3 |
| Other owners | 75 |