- 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: 611
10-year publication summary
|
42
|
25
|
34
|
32
|
28
|
50
|
32
|
39
|
40
|
26
|
| 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. | 632 |
39 |
| Mitsubishi Materials Corporation | 2421 |
14 |
| Mitsui Mining & Smelting Co., Ltd. | 1448 |
12 |
| FUJIFILM Corporation | 29188 |
11 |
| Daicel Corporation | 2323 |
11 |
| Tanaka Kikinzoku Kogyo K.K. | 592 |
11 |
| Kao Corporation | 4939 |
10 |
| DIC Corporation | 3742 |
10 |
| Showa Denko Materials Co., Ltd. | 624 |
9 |
| Bando Chemical Industries, Ltd. | 581 |
7 |
| Sumitomo Metal Mining Co., Ltd. | 1760 |
7 |
| Kyocera Corporation | 13630 |
6 |
| JFE Steel Corporation | 6730 |
6 |
| Centre National de La Recherche Scientifique | 10284 |
5 |
| Sumitomo Electric Industries, Ltd. | 15292 |
5 |
| Seiko Epson Corporation | 19253 |
5 |
| Murata Manufacturing Co., Ltd. | 24260 |
5 |
| Clene Nanomedicine, Inc. | 30 |
5 |
| Ishihara Sangyo Kaisha, Ltd. | 656 |
5 |
| LG Chem, Ltd. | 17538 |
4 |
| Other owners | 424 |