- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 3/035 - Press-moulding apparatus therefor with one or more of the parts thereof being pivotally mounted
Patent holdings for IPC class B22F 3/035
Total number of patents in this class: 51
10-year publication summary
|
5
|
6
|
3
|
2
|
1
|
4
|
2
|
3
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Sintered Alloy, Ltd. | 245 |
9 |
| Sumitomo Electric Industries, Ltd. | 16303 |
5 |
| NTN Corporation | 4914 |
3 |
| Diamet Corporation | 91 |
3 |
| Kobayashi Industry Co., Ltd. | 4 |
3 |
| Showa Denko Materials Co., Ltd. | 624 |
3 |
| Hitachi Chemical Company, Ltd. | 2247 |
2 |
| Hitachi Metals, Ltd. | 1901 |
2 |
| Intermetallics Co., Ltd. | 33 |
2 |
| Hitachi, Ltd. | 16047 |
1 |
| Nitto Denko Corporation | 8517 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33845 |
1 |
| Aoki Science Institute Co., Ltd. | 13 |
1 |
| Daido Steel Co., Ltd. | 284 |
1 |
| GKN Sinter Metals, Inc. | 3 |
1 |
| Hitachi Powdered Metals Co., Ltd. | 11 |
1 |
| JFE Steel Corporation | 7483 |
1 |
| Mitsubishi Materials Corporation | 2468 |
1 |
| Nidec Corporation | 2802 |
1 |
| Porite Corporation | 23 |
1 |
| Other owners | 8 |