- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 9/00 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor
Patent holdings for IPC class B22F 9/00
Total number of patents in this class: 623
10-year publication summary
|
42
|
25
|
33
|
32
|
26
|
48
|
32
|
39
|
40
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dowa Electronics Materials Co., Ltd. | 634 |
40 |
| Mitsubishi Materials Corporation | 2454 |
14 |
| Daicel Corporation | 2375 |
13 |
| Mitsui Mining & Smelting Co., Ltd. | 1502 |
13 |
| FUJIFILM Corporation | 29543 |
11 |
| Tanaka Kikinzoku Kogyo K.K. | 584 |
11 |
| Kao Corporation | 4979 |
10 |
| DIC Corporation | 3812 |
10 |
| Showa Denko Materials Co., Ltd. | 624 |
9 |
| Kyocera Corporation | 13909 |
7 |
| Bando Chemical Industries, Ltd. | 585 |
7 |
| Murata Manufacturing Co., Ltd. | 24713 |
6 |
| JFE Steel Corporation | 6916 |
6 |
| Sumitomo Metal Mining Co., Ltd. | 1788 |
6 |
| Centre National de La Recherche Scientifique | 10516 |
5 |
| Sumitomo Electric Industries, Ltd. | 15593 |
5 |
| Seiko Epson Corporation | 19510 |
5 |
| Clene Nanomedicine, Inc. | 32 |
5 |
| Ishihara Sangyo Kaisha, Ltd. | 655 |
5 |
| Osaka Soda Co., Ltd. | 232 |
5 |
| Other owners | 430 |