- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 5/18 - Reducing step-by-step
Patent holdings for IPC class C22B 5/18
Total number of patents in this class: 21
10-year publication summary
0
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1
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0
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2
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2
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0
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2
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2
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2
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2
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toshiba Corporation | 12017 |
1 |
Austpac Resources N.L. | 3 |
1 |
Boston University | 15 |
1 |
Commonwealth Scientific and Industrial Research Organisation | 1652 |
1 |
Korea Institute of Industrial Technology | 994 |
1 |
Northeastern University | 493 |
1 |
Orion Laboratories, LLC | 1 |
1 |
Outotec (Finland) Oy | 491 |
1 |
POSCO | 2222 |
1 |
Research Institute of Industrial Science & Technology | 378 |
1 |
Tata Steel Limited | 184 |
1 |
Triumf, Operating AS a Joint Venture by The Governors of The University of Alberta, The University of British Columbia, Carleton University, SIM | 12 |
1 |
ULVAC, Inc. | 1448 |
1 |
University of Bradford | 53 |
1 |
Valeas Recycling AB | 2 |
1 |
Taniobis GmbH | 68 |
1 |
Bochvar High-technology Research Institute for Inorganic Materials, Joint-Stock Company | 12 |
1 |
Triumf Inc. | 17 |
1 |
Helios Project Ltd. | 8 |
1 |
Phoenix Tailings, Inc. | 21 |
1 |
Other owners | 1 |