- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 3/00 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sinteringApparatus specially adapted therefor
Patent holdings for IPC class B22F 3/00
Total number of patents in this class: 1918
10-year publication summary
|
156
|
220
|
289
|
274
|
212
|
151
|
93
|
72
|
83
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Desktop Metal, Inc. | 288 |
84 |
| Hitachi Metals, Ltd. | 1960 |
70 |
| True Velocity IP Holdings, Inc. | 246 |
56 |
| TDK Corporation | 6887 |
55 |
| General Electric Company | 13861 |
36 |
| Sumitomo Electric Industries, Ltd. | 15750 |
34 |
| Shin-Etsu Chemical Co., Ltd. | 5773 |
26 |
| Nitto Denko Corporation | 8350 |
24 |
| Murata Manufacturing Co., Ltd. | 24971 |
22 |
| Sumitomo Electric Sintered Alloy, Ltd. | 229 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 32352 |
20 |
| Peridot Print LLC | 1296 |
20 |
| NTN Corporation | 4969 |
19 |
| Siemens AG | 24337 |
18 |
| Rtx Corporation | 9576 |
18 |
| Proterial, Ltd. | 878 |
17 |
| Ricoh Company, Ltd. | 13367 |
16 |
| National Institute of Advanced Industrial Science and Technology | 3793 |
16 |
| The Boeing Company | 20166 |
14 |
| Divergent Technologies, Inc. | 475 |
14 |
| Other owners | 1318 |