- 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: 39
10-year publication summary
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4
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3
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1
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4
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2
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1
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2
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3
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3
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JX Nippon Mining & Metals Corporation | 1489 |
6 |
| Northeastern University | 539 |
4 |
| Kunming University of Science and Technology | 183 |
3 |
| Iowa State University Research Foundation, Inc. | 775 |
2 |
| Korea Institute of Industrial Technology | 1011 |
2 |
| Universitat Politecnica de Catalunya | 376 |
2 |
| Mining and Process Solutions Pty Ltd | 10 |
2 |
| Honeywell International Inc. | 13545 |
1 |
| Purdue Research Foundation | 3612 |
1 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1369 |
1 |
| Daicel Corporation | 2344 |
1 |
| Ibaraki University | 54 |
1 |
| Katholieke Universiteit Leuven | 1191 |
1 |
| Korea Atomic Energy Research Institute | 434 |
1 |
| Maruzen Petrochemical Co., Ltd. | 181 |
1 |
| National University Corporation Kanazawa University | 245 |
1 |
| Sck.cen | 24 |
1 |
| Sumitomo Metal Mining Co., Ltd. | 1779 |
1 |
| Universitat de Valencia | 227 |
1 |
| University of Fukui | 85 |
1 |
| Other owners | 5 |