- All sections
- B - Performing operationstransporting
- B22F - Working metallic powdermanufacture of articles from metallic powdermaking metallic powderapparatus or devices specially adapted for metallic powder
- B22F 9/28 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using chemical processes with reduction of metal compounds starting from gaseous metal compounds
Patent holdings for IPC class B22F 9/28
Total number of patents in this class: 45
10-year publication summary
|
1
|
2
|
5
|
5
|
6
|
2
|
2
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toho Titanium Co., Ltd. | 247 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40893 |
3 |
| Taiyo Nippon Sanso Corporation | 360 |
3 |
| International Titanium Powder, LLC | 5 |
3 |
| E. I. du Pont de Nemours and Company | 4246 |
2 |
| Cabot Corporation | 547 |
2 |
| JFE Mineral Company, Ltd. | 62 |
2 |
| Reactive Metal Particles AS | 2 |
2 |
| Tokuyama Corporation | 1349 |
2 |
| Shonano Co., Ltd | 9 |
2 |
| General Electric Company | 17793 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3760 |
1 |
| Korea Advanced Institute of Science and Technology | 4222 |
1 |
| Applejack 199 L.P. | 39 |
1 |
| Directa Plus Patent & Technology Limited | 7 |
1 |
| Global Advanced Metals, USA, Inc. | 36 |
1 |
| Kemira Oyj | 1212 |
1 |
| Korea Institute of Energy Research | 832 |
1 |
| Korea Institute of Industrial Technology | 1008 |
1 |
| Nisshin Engineering Inc. | 58 |
1 |
| Other owners | 10 |