- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 30/06 - Obtaining bismuth
Patent holdings for IPC class C22B 30/06
Total number of patents in this class: 44
10-year publication summary
|
3
|
1
|
4
|
2
|
1
|
2
|
3
|
3
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JX Nippon Mining & Metals Corporation | 1461 |
6 |
| Northeastern University | 574 |
4 |
| Kunming University of Science and Technology | 245 |
3 |
| Iowa State University Research Foundation, Inc. | 829 |
2 |
| Korea Institute of Industrial Technology | 1029 |
2 |
| Universitat Politecnica de Catalunya | 393 |
2 |
| Mining and Process Solutions Pty Ltd | 13 |
2 |
| Purdue Research Foundation | 3921 |
1 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1443 |
1 |
| Daicel Corporation | 2526 |
1 |
| Ibaraki University | 57 |
1 |
| Katholieke Universiteit Leuven | 1292 |
1 |
| Koc Universitesi | 175 |
1 |
| Korea Atomic Energy Research Institute | 463 |
1 |
| Maruzen Petrochemical Co., Ltd. | 187 |
1 |
| National University Corporation Kanazawa University | 259 |
1 |
| Sck.cen | 25 |
1 |
| Sumitomo Metal Mining Co., Ltd. | 1978 |
1 |
| Universitat de Valencia | 245 |
1 |
| University of Fukui | 95 |
1 |
| Other owners | 10 |