- All sections
- C - Chemistrymetallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metalsapparatus therefor
- C25C 3/04 - Electrolytic production, recovery or refining of metals by electrolysis of melts of magnesium
Patent holdings for IPC class C25C 3/04
Total number of patents in this class: 56
10-year publication summary
|
9
|
4
|
3
|
2
|
3
|
5
|
1
|
4
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alliance Magnesium | 18 |
6 |
| Toho Titanium Co., Ltd. | 255 |
6 |
| Phinix, LLC | 11 |
3 |
| Qinghai Normoon Technology Co., Ltd | 3 |
3 |
| Siemens AG | 24333 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8875 |
2 |
| Metalysis Limited | 46 |
2 |
| Worcester Polytechnic Institute | 530 |
2 |
| Alliance Magnesium Inc. | 5 |
2 |
| SE Corporation | 20 |
2 |
| Mitsubishi Power, Ltd. | 1810 |
2 |
| Phoenix Tailings, Inc. | 33 |
2 |
| ALCAN International Limited | 34 |
1 |
| Alcoa Inc. | 277 |
1 |
| Alcoa USA Corp. | 201 |
1 |
| Boston University | 14 |
1 |
| Csir | 185 |
1 |
| Deutsches Zentrum für Luft- und Raumfahrt e.V. | 802 |
1 |
| Inpex Corporation | 141 |
1 |
| Institute of Process Engineering, Chinese Academy of Sciences | 302 |
1 |
| Other owners | 14 |