- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 13/20 - Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous stateMethods for preparing oxides or hydroxides in general by oxidation or hydrolysis of compounds in the gaseous state
Patent holdings for IPC class C01B 13/20
Total number of patents in this class: 27
10-year publication summary
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2
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0
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1
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1
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2
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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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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evonik Degussa GmbH | 1546 |
4 |
| E. I. du Pont de Nemours and Company | 4146 |
3 |
| Showa Denko K.K. | 2283 |
2 |
| DENTSPLY DeTrey GmbH | 171 |
2 |
| Reactive Metal Particles AS | 2 |
2 |
| TPE Midstream LLC | 43 |
2 |
| Evonik Operations GmbH | 3999 |
2 |
| Corning Incorporated | 10169 |
1 |
| B.G. Negev Technologies and Applications Ltd., at Ben-gurion University | 342 |
1 |
| DENTSPLY SIRONA Inc. | 1861 |
1 |
| Korea Electric Power Corporation | 468 |
1 |
| National University Corporation Hokkaido University | 1333 |
1 |
| P2 Science, Inc. | 112 |
1 |
| SK Innovation Co., Ltd. | 1272 |
1 |
| Southeast University | 1382 |
1 |
| Tata Consultancy Services Limited | 2276 |
1 |
| Yeda Research and Development Co. Ltd. | 1317 |
1 |
| Other owners | 0 |