- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/348 - Metallic compounds
Patent holdings for IPC class C01B 32/348
Total number of patents in this class: 139
10-year publication summary
|
5
|
6
|
9
|
14
|
9
|
14
|
16
|
14
|
12
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3621 |
6 |
| CPC Corporation, Taiwan | 76 |
4 |
| Honeycomb Battery Company | 407 |
4 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1455 |
3 |
| II-VI Delaware, Inc. | 1621 |
3 |
| Kansai Coke and Chemicals Co., Ltd. | 25 |
3 |
| Ningde Amperex Technology Limited | 2882 |
3 |
| Sekisui Chemical Co., Ltd. | 3669 |
3 |
| Shandong University | 1164 |
3 |
| Southeast University | 1587 |
3 |
| Tohoku Techno Arch Co., Ltd. | 121 |
3 |
| Tokai Carbon Korea Co., Ltd. | 56 |
3 |
| TPR Co., Ltd. | 174 |
3 |
| China Petroleum & Chemical Corporation | 2190 |
2 |
| Evoqua Water Technologies LLC | 928 |
2 |
| Farad Power, Inc. | 12 |
2 |
| King Fahd University of Petroleum and Minerals | 1603 |
2 |
| Korea University Research and Business Foundation | 3314 |
2 |
| MC Evolve Technologies Corporation | 8 |
2 |
| National University of Singapore | 2615 |
2 |
| Other owners | 81 |