- 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: 235
10-year publication summary
|
18
|
24
|
38
|
29
|
31
|
18
|
22
|
24
|
12
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3527 |
16 |
| Global Graphene Group, Inc. | 248 |
8 |
| Adeka Corporation | 1369 |
7 |
| Nanoxplore Inc. | 59 |
7 |
| Avadain, LLC | 13 |
7 |
| The Regents of the University of California | 20366 |
5 |
| TMTP Labs, Inc. | 5 |
5 |
| Directa Plus S.p.A. | 63 |
4 |
| Graphene Platform Corporation | 24 |
4 |
| Oita University | 17 |
4 |
| Honeycomb Battery Company | 395 |
4 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1248 |
3 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1217 |
3 |
| Taiwan Textile Research Institute | 150 |
3 |
| Universite Grenoble Alpes | 763 |
3 |
| Log 9 Materials Scientific Private Limited | 31 |
3 |
| LG Energy Solution, Ltd. | 16647 |
3 |
| BASF SE | 21149 |
2 |
| Semiconductor Energy Laboratory Co., Ltd. | 11602 |
2 |
| Kyocera Corporation | 14185 |
2 |
| Other owners | 140 |