- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 49/06 - Ferric oxide [Fe2O3]
Patent holdings for IPC class C01G 49/06
Total number of patents in this class: 430
10-year publication summary
|
37
|
52
|
36
|
38
|
30
|
28
|
37
|
19
|
22
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M. Technique Co., Ltd. | 246 |
31 |
| Lanxess Deutschland GmbH | 1125 |
25 |
| Dowa Electronics Materials Co., Ltd. | 627 |
21 |
| The University of Tokyo | 4111 |
15 |
| FUJIFILM Corporation | 29095 |
9 |
| King Fahd University of Petroleum and Minerals | 1114 |
8 |
| Sumitomo Metal Mining Co., Ltd. | 1750 |
8 |
| Powdertech Co., Ltd. | 137 |
7 |
| AEM Canada Group Inc. | 13 |
7 |
| LG Chem, Ltd. | 17479 |
6 |
| Dow Global Technologies LLC | 10261 |
6 |
| Toda Kogyo Corporation | 337 |
5 |
| Imam Abdulrahman Bin Faisal University | 495 |
5 |
| BASF SE | 20636 |
4 |
| Purdue Research Foundation | 3541 |
4 |
| ZTI Biosciences Co., Ltd. | 15 |
4 |
| Electrasteel, Inc. | 36 |
4 |
| The Regents of the University of California | 19705 |
3 |
| Astellas Pharma Inc. | 1081 |
3 |
| DIC Corporation | 3724 |
3 |
| Other owners | 252 |