- All sections
- B - Performing operations; transporting
- B22F - Working metallic powder; manufacture of articles from metallic powder; making metallic powder; apparatus 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: 47
10-year publication summary
|
4
|
2
|
5
|
6
|
3
|
2
|
1
|
4
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Sintered Alloy, Ltd. | 214 |
7 |
| Sumitomo Electric Industries, Ltd. | 14131 |
4 |
| NTN Corporation | 5008 |
3 |
| Diamet Corporation | 93 |
3 |
| Kobayashi Industry Co., Ltd. | 4 |
3 |
| Showa Denko Materials Co., Ltd. | 629 |
3 |
| Hitachi Chemical Company, Ltd. | 2455 |
2 |
| Hitachi Metals, Ltd. | 2175 |
2 |
| Intermetallics Co., Ltd. | 34 |
2 |
| Hitachi, Ltd. | 16452 |
1 |
| Nitto Denko Corporation | 7879 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Aoki Science Institute Co., Ltd. | 16 |
1 |
| Daido Steel Co., Ltd. | 237 |
1 |
| GKN Sinter Metals, Inc. | 11 |
1 |
| Hitachi Powdered Metals Co., Ltd. | 16 |
1 |
| JFE Steel Corporation | 6067 |
1 |
| Mitsubishi Materials Corporation | 2378 |
1 |
| Nidec Corporation | 2579 |
1 |
| Nidec Sankyo Corporation | 1117 |
1 |
| Other owners | 7 |