- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/225 - ExpansionExfoliation
Patent holdings for IPC class C01B 32/225
Total number of patents in this class: 243
10-year publication summary
|
19
|
27
|
38
|
29
|
33
|
20
|
22
|
26
|
13
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3633 |
16 |
| Adeka Corporation | 1380 |
8 |
| Global Graphene Group, Inc. | 248 |
8 |
| Nanoxplore Inc. | 62 |
8 |
| Avadain, LLC | 14 |
7 |
| TMTP Labs, Inc. | 5 |
5 |
| Honeycomb Battery Company | 407 |
5 |
| The Regents of the University of California | 20815 |
4 |
| Directa Plus S.p.A. | 61 |
4 |
| Graphene Platform Corporation | 24 |
4 |
| Oita University | 18 |
4 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1269 |
3 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1226 |
3 |
| Taiwan Textile Research Institute | 151 |
3 |
| Universite Grenoble Alpes | 779 |
3 |
| Log 9 Materials Scientific Private Limited | 31 |
3 |
| LG Energy Solution, Ltd. | 19239 |
3 |
| BASF SE | 21306 |
2 |
| Semiconductor Energy Laboratory Co., Ltd. | 11855 |
2 |
| Kyocera Corporation | 14423 |
2 |
| Other owners | 146 |