- All sections
- C - Chemistry; metallurgy
- C25C - Processes for the electrolytic production, recovery or refining of metals; apparatus therefor
- C25C 3/34 - Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups
Patent holdings for IPC class C25C 3/34
Total number of patents in this class: 167
10-year publication summary
11
|
20
|
10
|
14
|
14
|
10
|
6
|
4
|
14
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
GE-Hitachi Nuclear Energy Americas LLC | 406 |
13 |
JX Nippon Mining & Metals Corporation | 1576 |
9 |
Sumitomo Electric Industries, Ltd. | 14131 |
7 |
Kinotech Solar Energy Corporation | 13 |
7 |
UChicago Argonne, LLC | 866 |
7 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
6 |
National Institute of Advanced Industrial Science and Technology | 3677 |
4 |
Battelle Energy Alliance, LLC | 569 |
4 |
Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Las Vegas | 146 |
4 |
Metalysis Limited | 49 |
4 |
Phoenix Tailings, Inc. | 21 |
4 |
Massachusetts Institute of Technology | 9795 |
3 |
Kyoto University | 2732 |
3 |
Lynas Services Pty Ltd | 4 |
3 |
Qiandong Rare Earth Group Co.,Ltd. | 8 |
3 |
Boston Electrometallurgical Corporation | 9 |
3 |
Clean Resources Pte. Ltd | 6 |
3 |
KSM Technology Co., Ltd. | 9 |
3 |
Toshiba Corporation | 12017 |
2 |
Beijing University of Technology | 437 |
2 |
Other owners | 73 |