- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 25/06 - Obtaining tin from scrap, especially tin scrap
Patent holdings for IPC class C22B 25/06
Total number of patents in this class: 52
10-year publication summary
3
|
7
|
5
|
5
|
3
|
2
|
4
|
2
|
6
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Kunming University of Science and Technology | 117 |
3 |
Nippon Mining & Metals Co., Ltd. | 161 |
3 |
Metallo Belgium | 53 |
3 |
Yunnan TIN Co. Ltd. TIN Branch | 9 |
3 |
GB Group Holdings Limited | 2 |
2 |
JX Nippon Mining & Metals Corporation | 1576 |
2 |
Nihon Superior Sha Co., Ltd. | 8 |
2 |
UWin Nanotech. Co., Ltd. | 3 |
2 |
Attero Recycling Pvt. Ltd. | 18 |
2 |
Mining and Process Solutions Pty Ltd | 11 |
2 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Alpha Assembly Solutions Inc. | 189 |
1 |
Arizona Board of Regents on behalf of Arizona State University | 2226 |
1 |
Aurubis AG | 56 |
1 |
Digimet 2013, S.L. | 5 |
1 |
Imperial College Innovations Limited | 486 |
1 |
Imperial College of Science, Technology and Medicine | 155 |
1 |
Kunming Diboo Technology Co., Ltd. | 7 |
1 |
Lethiguel | 7 |
1 |
Regents of the University of Minnesota | 2620 |
1 |
Other owners | 18 |