- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 5/04 - Dry processes by aluminium, other metals, or silicon
Patent holdings for IPC class C22B 5/04
Total number of patents in this class: 255
10-year publication summary
|
19
|
26
|
10
|
12
|
11
|
13
|
15
|
27
|
24
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7599 |
15 |
| MM Metals USA, LLC | 14 |
11 |
| Toho Titanium Co., Ltd. | 269 |
9 |
| Coogee Titanium Pty Ltd | 12 |
9 |
| Commonwealth Scientific and Industrial Research Organisation | 1650 |
8 |
| JFE Material Co., Ltd. | 13 |
7 |
| Shenzhen Sunxing Light Alloys Materials Co., Ltd. | 51 |
7 |
| Kinaltek Pty. Ltd. | 7 |
7 |
| KSM Technology Co., Ltd. | 16 |
7 |
| Northeastern University | 577 |
6 |
| University of Bradford | 57 |
6 |
| Companhia Brasileira de Metalurgia e Mineracao | 17 |
5 |
| Hitachi Metals, Ltd. | 1824 |
4 |
| Nanoscale Powders LLC | 8 |
4 |
| Ningxia Orient Tantalum Industry Co., Ltd. | 58 |
4 |
| Sumitomo Metal Mining Co., Ltd. | 1991 |
4 |
| Tekna Plasma Systems Inc. | 66 |
4 |
| Helios Project Ltd. | 24 |
4 |
| Danieli & C. Officine Meccaniche S.p.A. | 719 |
3 |
| Umicore | 776 |
3 |
| Other owners | 128 |