- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 49/04 - Ferrous oxide [FeO]
Patent holdings for IPC class C01G 49/04
Total number of patents in this class: 37
10-year publication summary
|
3
|
0
|
1
|
2
|
4
|
3
|
3
|
3
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Imam Abdulrahman Bin Faisal University | 559 |
5 |
| Kemira Oyj | 1230 |
2 |
| Refined Technologies, Inc. | 54 |
2 |
| Merichem Technologies, LLC | 62 |
2 |
| BASF SE | 21135 |
1 |
| Sony Corporation | 30634 |
1 |
| Centre National de La Recherche Scientifique | 10801 |
1 |
| Massachusetts Institute of Technology | 10181 |
1 |
| Aisin Seiki Kabushiki Kaisha | 2191 |
1 |
| University of Florida Research Foundation, Inc. | 4110 |
1 |
| BYD Company Limited | 5812 |
1 |
| Hospices Civils de Lyon | 245 |
1 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1498 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
| Kemin Industries, Inc. | 362 |
1 |
| Korea Institute of Energy Research | 871 |
1 |
| National Chung Cheng University | 160 |
1 |
| Universite Claude Bernard Lyon 1 | 1057 |
1 |
| Universite de Strasbourg | 701 |
1 |
| Vale S.A. | 267 |
1 |
| Other owners | 10 |