- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 13/08 - Preparation of oxygen from air with the aid of metal oxides, e.g. barium oxide, manganese oxide
Patent holdings for IPC class C01B 13/08
Total number of patents in this class: 43
10-year publication summary
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1
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4
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2
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4
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5
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1
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3
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4
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3
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1423 |
3 |
| Korea Electric Power Corporation | 468 |
3 |
| Alstom Technology Ltd | 1108 |
2 |
| Deutsches Zentrum für Luft- und Raumfahrt e.V. | 790 |
2 |
| Oxzo S.A. | 10 |
2 |
| The University of Newcastle Research Associates Limited | 78 |
2 |
| Infratech Industries Pty Ltd | 2 |
2 |
| Siemens AG | 24484 |
1 |
| Ricoh Company, Ltd. | 13247 |
1 |
| Chevron U.S.A. Inc. | 3955 |
1 |
| The Board of Trustees of the University of Illinois | 2688 |
1 |
| Korea Advanced Institute of Science and Technology | 4376 |
1 |
| Advanced Technology Materials, Inc. | 193 |
1 |
| Alliance for Sustainable Energy, LLC | 800 |
1 |
| Korea East-West Power Co., Ltd. | 31 |
1 |
| Korea Midland Power Co., Ltd. | 21 |
1 |
| Korea South-East Power Co., Ltd. | 36 |
1 |
| Korea South Power Co., Ltd. | 25 |
1 |
| Korea Western Power Co., Ltd. | 44 |
1 |
| Nanyang Technological University | 2006 |
1 |
| Other owners | 14 |